000 Greenwich 001 Crowborough 002 Rayleigh 003 Montpellier 004 Toulouse 005 Meudon 006 Fabra Observatory, Barcelona 007 Paris 008 Algiers-Bouzareah 009 Berne-Uecht 010 Caussols 011 Wetzikon 012 Uccle 013 Leiden 014 Marseilles 015 Utrecht 016 Besancon 017 Hoher List 018 Dusseldorf-Bilk 019 Neuchatel 020 Nice 021 Karlsruhe 022 Pino Torinese 023 Wiesbaden 024 Heidelberg-Konigstuhl 025 Stuttgart 026 Berne-Zimmerwald 027 Milan 028 Wurzburg 029 Hamburg-Bergedorf 030 Arcetri Observatory, Florence 031 Sonneberg 032 Jena 033 Karl Schwarzschild Observatory, Tautenburg 034 Monte Mario Observatory, Rome 035 Copenhagen 036 Castel Gandolfo 037 Collurania Observatory, Teramo 038 Trieste 039 Lund 040 Lohrmann Institute, Dresden 041 Innsbruck 042 Potsdam 043 Asiago Astrophysical Observatory, Padua 044 Capodimonte Observatory, Naples 045 Vienna (since 1879) 046 Klet Observatory, Ceske Budejovice 047 Poznan 048 Hradec Kralove 049 Uppsala-Kvistaberg 050 Stockholm (before 1931) 051 Cape 052 Stockholm-Saltsjobaden 053 Konkoly Observatory, Budapest (since 1934) 054 Brorfelde 055 Cracow 056 Skalnate Pleso 057 Belgrade 058 Kaliningrad 059 Lomnicky Stit 060 Warsaw-Ostrowik 061 Uzhgorod 062 Turku 063 Turku-Tuorla 064 Turku-Kevola 065 Traunstein 066 Athens 067 Lvov University Observatory 068 Lvov Polytechnic Institute 069 Baldone 070 Vilnius (before 1939) 071 NAO Rozhen, Smolyan 072 Scheuren Observatory 073 Bucharest 074 Boyden Observatory, Bloemfontein 075 Tartu 076 Johannesburg-Hartbeespoort 077 Yale-Columbia Station, Johannesburg 078 Johannesburg 079 Radcliffe Observatory, Pretoria 080 Istanbul 081 Leiden Station, Johannesburg 082 St. Polten 083 Golosseevo-Kiev 084 Pulkovo 085 Kiev 086 Odessa 087 Helwan 088 Kottomia 089 Nikolaev 090 Mainz 091 Observatoire de Nurol, Aurec sur Loire 092 Torun-Piwnice 093 Skibotn 094 Crimea-Simeis 095 Crimea-Nauchnij 096 Merate 097 Wise Observatory, Mitzpeh Ramon 098 Asiago Observatory, Cima Ekar 099 Lahti 100 Ahtari 101 Kharkov 102 Zvenigorod 103 Ljubljana 104 San Marcello Pistoiese 105 Moscow 106 Crni Vrh 107 Cavezzo 108 Montelupo 109 Algiers-Kouba 110 Rostov 111 Piazzano Observatory, Florence 112 Pleiade Observatory, Verona 113 Volkssternwarte Drebach, Schoenbrunn 114 Engelhardt Observatory, Zelenchukskaya Station 115 Zelenchukskaya 116 Giesing 117 Sendling 118 Astronomical and Geophysical Observatory, Modra 119 Abastuman 120 Visnjan 121 Kharkov University, Chuguevskaya Station 122 Pises Observatory 123 Byurakan 124 Castres 125 Tbilisi 126 Monte Viseggi 127 Bornheim 128 Saratov 129 Ordubad 130 Lumezzane 131 Observatoire de l'Ardeche 132 Bedoin 133 Les Tardieux 134 Groszschwabhausen 135 Kasan 136 Engelhardt Observatory, Kasan 137 Givatayim Observatory 138 Village-Neuf 139 Antibes 140 Augerolles 141 Hottviller 142 Sinsen 143 Gnosca 144 Bray et Lu 145 's-Gravenwezel 146 Frignano 147 Osservatorio Astronomico di Suno 148 Guitalens 149 Beine-Nauroy 150 Maisons Laffitte 151 Eschenberg Observatory, Winterthur 152 Moletai Astronomical Observatory 153 Stuttgart-Hoffeld 154 Cortina 155 Ole Romer Observatory, Aarhus 156 Catania Astrophysical Observatory 157 Frasso Sabino 158 Promiod 159 Monte Agliale 160 Castelmartini 161 Cerrina Tololo Observatory 162 Potenza 163 Roeser Observatory, Luxembourg 164 St. Michel sur Meurthe 165 Piera Observatory, Barcelona 166 Upice 167 Bulach Observatory 168 Kourovskaya 169 Airali Observatory 170 Observatorio de Begues 171 Flarestar Observatory, San Gwann 172 Onnens 173 St. Clotilde, Reunion 174 Nyrola Observatory, Jyvaskyla 175 F.-X. Bagnoud Observatory, St-Luc 176 Observatorio Astronomico de Consell 177 Le Cres 178 Collonges 179 Monte Generoso 180 Mauguio 181 Observatoire des Makes, Saint-Louis 182 St. Paul, Reunion 183 Starlab Observatory, Karachay-Cherkessia 184 Valmeca Observatory, Puimichel 185 Observatoire Astronomique Jurassien-Vicques 186 Kitab 187 Astronomical Observatory, Borowiec 188 Majdanak 189 Geneva (before 1967) 190 Gissar 191 Dushanbe 192 Tashkent 193 Sanglok 194 Tivoli 195 Untermenzing Observatory, Munich 196 Homburg-Erbach 197 Bastia 198 Wildberg 199 Buthiers 200 Beersel Hills Observatory 201 Jonathan B. Postel Observatory 202 Tamaris Observatoire, La Seyne sur Mer 203 GiaGa Observatory 204 Schiaparelli Observatory 205 Obs. Casalecchio di Reno, Bologna 206 Haagaar Observatory, Eina 207 Osservatorio Antonio Grosso 208 Rivalta 209 Asiago Observatory, Cima Ekar-ADAS 210 Alma-Ata 211 Scandicci 212 Observatorio La Dehesilla 213 Observatorio Montcabre 214 Garching Observatory 215 Buchloe 216 Observatoire des Cote de Meuse 217 Assah 218 Hyderabad 219 Japal-Rangapur 220 Vainu Bappu Observatory, Kavalur 221 IAS Observatory, Hakos 222 Yerres-Canotiers 223 Madras 224 Ottmarsheim 225 Northwood Ridge Observatory 226 Guido Ruggieri Observatory, Padua 227 OrbitJet Observatory, Colden 228 Bruno Zugna Observatory, Trieste 229 G. C. Gloriosi Astronomical Observatory, Salerno 230 Mt. Wendelstein Observatory 231 Vesqueville 232 Masquefa Observatory 233 Sauro Donati Astronomical Observatory, San Vito 234 Coddenham Observatory 235 CAST Observatory, Talmassons 236 Tomsk 237 Baugy 238 Grorudalen Optical Observatory 239 Trebur 240 Herrenberg Sternwarte 241 Schaerding 242 Varennes 243 Umbrella Observatory, Fredenbeck 244 Geocentric Occultation Observation 245 Spitzer Space Telescope 246 Klet Observatory-KLENOT 247 Roving Observer 248 Hipparcos 249 SOHO 250 Hubble Space Telescope 251 Arecibo 252 Goldstone DSS 13, Fort Irwin 253 Goldstone DSS 14, Fort Irwin 254 Haystack, Westford 255 Evpatoria 256 Green Bank 257 Goldstone DSS 25, Fort Irwin 259 EISCAT Tromso UHF 260 Siding Spring Observatory-DSS 261 Palomar Mountain-DSS 262 European Southern Observatory, La Silla-DSS 266 New Horizons KBO Search-Subaru 267 New Horizons KBO Search-CFHT 268 New Horizons KBO Search-Magellan/Clay 269 New Horizons KBO Search-Magellan/Baade 278 Peking, Transit of Venus site 279 Seeberg Observatory, Gotha (1787-1857) 280 Lilienthal 281 Bologna 282 Nimes 283 Bremen 284 Driesen 285 Flammarion Observatory, Juvisy 286 Yunnan Observatory 290 Mt. Graham-VATT 291 LPL/Spacewatch II 292 Burlington, New Jersey 293 Burlington remote site 294 Astrophysical Obs., College of Staten Island 295 Catholic University Observatory, Washington 296 Dudley Observatory, Albany (after 1893) 297 Middlebury 298 Van Vleck Observatory 299 Bosscha Observatory, Lembang 300 Bisei Spaceguard Center-BATTeRS 301 Mont Megantic 302 University of the Andes station 303 OAN de Llano del Hato, Merida 304 Las Campanas Observatory 305 Purple Mountain, Hainan Island station 306 Observatorio Taya Beixo, Barquisimeto 309 Cerro Paranal 312 Tsingtao field station, Xisha Islands 318 Quinns Rock 319 Perth Observatory, Perth-Lowell Telescope 320 Chiro Observatory 321 Craigie 322 Perth Observatory, Bickley-MCT 323 Perth Observatory, Bickley 324 Peking Observatory, Shaho Station 327 Peking Observatory, Xinglong Station 330 Purple Mountain Observatory, Nanking 333 Desert Eagle Observatory 334 Tsingtao 337 Sheshan, formerly Zo-Se 340 Toyonaka 341 Akashina 342 Shishikui 343 Younchun 344 Bohyunsan Optical Astronomy Observatory 345 Sobaeksan Optical Astronomy Observatory 346 KNUE Astronomical Observatory 347 Utsunomiya-Imaizumi 348 Ayabe 349 Ageo 350 Kurohone 351 Sakamoto 352 Konan 353 Nishi Kobe 354 Kawachi 355 Hadano 356 Kogota 357 Shimotsuma 358 Nanyo 359 Wakayama 360 Kuma Kogen 361 Sumoto 362 Ray Observatory 363 Yamada 364 YCPM Kagoshima Station 365 Uto Observatory 366 Miyasaka Observatory 367 Yatsuka 368 Ochiai 369 Chichibu 370 Kochi 371 Tokyo-Okayama 372 Geisei 373 Oishi 374 Minami-Oda Observatory 375 Uzurano 376 Uenohara 377 Kwasan Observatory, Kyoto 378 Murou 379 Hamamatsu-Yuto 380 Ishiki 381 Tokyo-Kiso 382 Tokyo-Norikura 383 Chirorin 384 Shimada 385 Nihondaira Observatory 386 Yatsugatake-Kobuchizawa 387 Tokyo-Dodaira 388 Tokyo-Mitaka 389 Tokyo (before 1938) 390 Utsunomiya 391 Sendai Observatory, Ayashi Station 392 JCPM Sapporo Station 393 JCPM Sakura Station 394 JCPM Hamatonbetsu Station 395 Tokyo-Asahikawa 396 Asahikawa 397 Sapporo Science Center 398 Nagatoro 399 Kushiro 400 Kitami 401 Oosato 402 Dynic Astronomical Observatory 403 Kani 404 Yamamoto 405 Kamihoriguchi 406 Bibai 407 Kahoku 408 Nyukasa 409 Kiyose and Mizuho 410 Sengamine 411 Oizumi 412 Iwaki 413 Siding Spring Observatory 414 Mount Stromlo 415 Kambah 416 Barton 417 Yanagida Astronomical Observatory 418 Tamworth 419 Windsor 420 Sydney 421 Mt. Kajigamori, Otoyo 422 Loomberah 423 North Ryde 424 Macquarie 425 Taylor Range Observatory, Brisbane 426 Woomera 427 Stockport 428 Reedy Creek 429 Hawker 430 Rainbow Observatory, near Coonabarabran 431 Mt. Tarana Observatory, Bathurst 432 Boambee 433 Bagnall Beach Observatory 434 S. Benedetto Po 435 G. Colombo Astronomical Observatory, Padua 436 Osservatorio di Livergnano 437 Haverford 438 Smith College Observatory, Northampton 439 ROTSE-III, Los Alamos 440 Elginfield Observatory 441 Swilken Brae, St. Andrews 442 Gualba Observatory 443 Obs. Astronomico Plomer, Buenos Aires 444 Star Cruiser Observatory 445 Observatorio d'Ontinyent 446 Kingsnake Observatory, Seguin 447 Centennial Observatory 448 Desert Moon Observatory, Las Cruces 449 Griffin Hunter Observatory, Bethune 450 Carla Jane Observatory, Charlotte 451 West Skies Observatory, Mulvane 452 Big Cypress Observatory, Fort Lauderdale 453 Edwards Raven Observatory 454 Maryland Space Grant Consortium Observatory 455 CBA Concord 456 Daventry Observatory 457 Partizanske 458 Guadarrama Observatory 459 Smith River Observatory, Danbury 460 Area 52 Observatory, Nashville 461 University of Szeged, Piszkesteto Stn. (Konkoly) 462 Mount Belleview Observatory 463 Sommers-Bausch Observatory, Boulder 464 Toby Point Observatory, Narragansett 465 Takapuna 466 Mount Molehill Observatory, Auckland 467 Auckland Observatory 468 Astronomical Observatory, Campo Catino 469 Courroux 470 Ceccano 471 Houstrup 472 Merlette 473 Remanzacco 474 Mount John Observatory, Lake Tekapo 475 Turin (before 1913) 476 Grange Observatory, Bussoleno 477 Galleywood 478 Lamalou-les-Bains 479 Sollies-Pont 480 Cockfield 481 Moorwarfen 482 St. Andrews 483 Carter Observatory, Black Birch Station 484 Happy Valley, Wellington 485 Carter Observatory, Wellington 486 Palmerston North 487 Macnairston Observatory 488 Newcastle-upon-Tyne 489 Hemingford Abbots 490 Wimborne Minster 491 Centro Astronomico de Yebes 492 Mickleover 493 Calar Alto 494 Stakenbridge 495 Altrincham 496 Bishopstoke 497 Ascot-Loudwater 498 Earls Barton 499 Cheam 500 Geocentric 501 Herstmonceux 502 Colchester 503 Cambridge 504 Le Creusot 505 Simon Stevin 506 Bendestorf 507 Nyenheim 508 Zeist 509 La Seyne sur Mer 510 Siegen 511 Haute Provence 512 Leiden (before 1860) 513 Lyons 514 Mundenheim (1907-1913) 515 Volkssternwarte Dhaun, near Kirn 516 Hamburg (before 1909) 517 Geneva (from 1967) 518 Marine Observatory, Hamburg 519 Meschede 520 Bonn 521 Remeis Observatory, Bamberg 522 Strasbourg 523 Frankfurt 524 Mannheim 525 Marburg 526 Kiel 527 Altona 528 Gottingen 529 Christiania 530 Lubeck 531 Collegio Romano, Rome 532 Munich 533 Padua 534 Leipzig (since 1861) 535 Palermo 536 Berlin-Babelsberg 537 Urania Observatory, Berlin 538 Pola 539 Kremsmunster 540 Linz 541 Prague 542 Falkensee 543 Leipzig (before 1861) 544 Wilhelm Foerster Observatory, Berlin 545 Vienna (before 1879) 546 Oppolzer Observatory, Vienna 547 Breslau 548 Berlin (1835-1913) 549 Uppsala 550 Schwerin 551 Hurbanovo, formerly O'Gyalla 552 Osservatorio S. Vittore, Bologna 553 Chorzow 554 Burgsolms Observatory, Wetzlar 555 Cracow-Fort Skala 556 Reintal, near Munich 557 Ondrejov 558 Warsaw 559 Serra La Nave 560 Madonna di Dossobuono 561 Piszkesteto Stn. (Konkoly) 562 Figl Observatory, Vienna 563 Seewalchen 564 Herrsching 565 Bassano Bresciano 566 Haleakala-NEAT/GEODSS 567 Chions 568 Mauna Kea 569 Helsinki 570 Vilnius (since 1939) 571 Cavriana 572 Cologne 573 Eldagsen 574 Gottolengo 575 La Chaux de Fonds 576 Burwash 577 Metzerlen Observatory 578 Linden Observatory 579 Novi Ligure 580 Graz 581 Sedgefield 582 Orwell Park 583 Odessa-Mayaki 584 Leningrad 585 Kyiv comet station 586 Pic du Midi 587 Sormano 588 Eremo di Tizzano 589 Santa Lucia Stroncone 590 Metzerlen 591 Resse Observatory 592 Solingen 593 Monte Argentario 594 Monte Autore 595 Farra d'Isonzo 596 Colleverde di Guidonia 597 Springe 598 Loiano 599 Campo Imperatore-CINEOS 600 TLC Observatory, Bologna 601 Engelhardt Observatory, Dresden 602 Urania Observatory, Vienna 603 Bothkamp 604 Archenhold Sternwarte, Berlin-Treptow 605 Marl 606 Norderstedt 607 Hagen Observatory, Ronkhausen 608 Haleakala-AMOS 609 Osservatorio Polino 610 Pianoro 611 Starkenburg Sternwarte, Heppenheim 612 Lenkerbeck 613 Heisingen 614 Soisy-sur-Seine 615 St. Veran 616 Brno 617 Arbonne la Foret 618 Martigues 619 Sabadell 620 Observatorio Astronomico de Mallorca 621 Bergisch Gladbach 622 Oberwichtrach 623 Liege 624 Dertingen 625 Kihei-AMOS Remote Maui Experimental Site 626 Geel 627 Blauvac 628 Mulheim-Ruhr 629 Szeged Observatory 630 Osenbach 631 Hamburg-Georgswerder 632 San Polo A Mosciano 633 Romito 634 Crolles 635 Pergignan 636 Essen 637 Hamburg-Himmelsmoor 638 Detmold 639 Dresden 640 Senftenberger Sternwarte 641 Overberg 642 Oak Bay, Victoria 643 OCA-Anza Observatory 644 Palomar Mountain/NEAT 645 Apache Point-Sloan Digital Sky Survey 646 Santana Observatory, Rancho Cucamonga 647 Stone Finder Observatory, Calgary 648 Winer Observatory, Sonoita 649 Powell Observatory, Louisburg 650 Temecula 651 Grasslands Observatory, Tucson 652 Rock Finder Observatory, Calgary 653 Torus Observatory, Buckley 654 Table Mountain Observatory, Wrightwood-PHMC 655 Sooke 656 Victoria 657 Climenhaga Observatory, Victoria 658 National Research Council of Canada 659 Heron Cove Observatory, Orcas 660 Leuschner Observatory, Berkeley 661 Rothney Astrophysical Observatory, Priddis 662 Lick Observatory, Mount Hamilton 663 Red Mountain Observatory 664 Manastash Ridge Observatory 665 Wallis Observatory 666 Moorpark College Observatory 667 Wanapum Dam 668 San Emigdio Peak 669 Ojai 670 Camarillo 671 Stony Ridge 672 Mount Wilson 673 Table Mountain Observatory, Wrightwood 674 Ford Observatory, Wrightwood 675 Palomar Mountain 676 San Clemente 677 Lake Arrowhead 678 Fountain Hills 679 San Pedro Martir 680 Los Angeles 681 Calgary 682 Kanab 683 Goodricke-Pigott Observatory, Tucson 684 Prescott 685 Williams 686 U. of Minn. Infrared Obs., Mt. Lemmon 687 Northern Arizona University, Flagstaff 688 Lowell Observatory, Anderson Mesa Station 689 U.S. Naval Observatory, Flagstaff 690 Lowell Observatory, Flagstaff 691 Steward Observatory, Kitt Peak-Spacewatch 692 Steward Observatory, Tucson 693 Catalina Station, Tucson 694 Tumamoc Hill, Tucson 695 Kitt Peak 696 Whipple Observatory, Mt. Hopkins 697 Kitt Peak, McGraw-Hill 698 Mt. Bigelow 699 Lowell Observatory-LONEOS 700 Chinle 701 Junk Bond Observatory, Sierra Vista 702 Joint Obs. for cometary research, Socorro 703 Catalina Sky Survey 704 Lincoln Laboratory ETS, New Mexico 705 Apache Point 706 Salida 707 Chamberlin field station 708 Chamberlin Observatory, Denver 709 W & B Observatory, Cloudcroft 710 MPO Observatory, Florissant 711 McDonald Observatory, Fort Davis 712 USAF Academy Observatory, Colorado Springs 713 Thornton 714 Bagdad 715 Jornada Observatory, Las Cruces 716 Palmer Divide Observatory, Colorado Springs 717 Prude Ranch 718 Tooele 719 Etscorn Observatory 720 Universidad de Monterrey 721 Lime Creek 722 Missouri City 723 Cottonwood Observatory, Ada 724 National Observatory, Tacubaya 725 Fair Oaks Ranch 726 Brainerd 727 Zeno Observatory, Edmond 728 Corpus Christi 729 Glenlea Astronomical Observatory, Winnipeg 730 University of North Dakota, Grand Forks 731 Rose-Hulman Observatory, Terre Haute 732 Oaxaca 733 Allen, Texas 734 Farpoint Observatory, Eskridge 735 George Observatory, Needville 736 Houston 737 New Bullpen Observatory, Alpharetta 738 Observatory of the State University of Missouri 739 Sunflower Observatory, Olathe 740 SFA Observatory, Nacogdoches 741 Goodsell Observatory, Northfield 742 Drake University, Des Moines 743 University of Minnesota, Minneapolis 744 Doyan Rose Observatory, Indianapolis 745 Morrison Obervatory, Glasgow 746 Brooks Observatory, Mt. Pleasant 747 Highland Road Park Observatory 748 Van Allen Observatory, Iowa City 749 Oakwood 750 Hobbs Observatory, Fall Creek 751 Lake Saint Louis 752 Puckett Observatory, Mountain Town 753 Washburn Observatory, Madison 754 Yerkes Observatory, Williams Bay 755 Optec Observatory 756 Dearborn Observatory, Evanston 757 High Point 758 BCC Observatory, Cocoa 759 Nashville 760 Goethe Link Observatory, Brooklyn 761 Zephyrhills 762 Four Winds Observatory, Lake Leelanau 763 King City 764 Puckett Observatory, Stone Mountain 765 Cincinnati 766 Michigan State University Obs., East Lansing 767 Ann Arbor 768 Dearborn Observatory 769 McMillin Observatory, Columbus 770 Crescent Moon Observatory, Columbus 771 Boyeros Observatory, Havana 772 Boltwood Observatory, Stittsville 773 Warner and Swasey Observatory, Cleveland 774 Warner and Swasey Nassau Station, Chardon 775 Sayre Observatory, South Bethlehem 776 Foggy Bottom, Hamilton 777 Toronto 778 Allegheny Observatory, Pittsburgh 779 David Dunlap Observatory, Richmond Hill 780 Leander McCormick Observatory, Charlottesville 781 Quito 782 Quito, comet astrograph station 783 Rixeyville 784 Stull Observatory, Alfred University 785 Fitz-Randolph Observatory, Princeton 786 U.S. Naval Obs., Washington (since 1893) 787 U.S. Naval Obs., Washington (before 1893) 788 Mount Cuba Observatory, Wilmington 789 Litchfield Observatory, Clinton 790 Dominion Observatory, Ottawa 791 Flower and Cook Observatory, Philadelphia 792 University of Rhode Island, Quonochontaug 793 Dudley Observatory, Albany (before 1893) 794 Vassar College Observatory, Poughkeepsie 795 Rutherford 796 Stamford 797 Yale Observatory, New Haven 798 Yale Observatory, Bethany 799 Winchester 800 Harvard Observatory, Arequipa 801 Oak Ridge Observatory 802 Harvard Observatory, Cambridge 803 Taunton 804 Santiago-San Bernardo 805 Santiago-Cerro El Roble 806 Santiago-Cerro Calan 807 Cerro Tololo Observatory, La Serena 808 El Leoncito 809 European Southern Observatory, La Silla 810 Wallace Observatory, Westford 811 Maria Mitchell Observatory, Nantucket 812 Vina del Mar 813 Santiago-Quinta Normal (1862-1920) 814 North Scituate 815 Santiago-Santa Lucia (1849-1861) 816 Rand Observatory 817 Sudbury 818 Gemeaux Observatory, Laval 819 Val-des-Bois 820 Tarija 821 Cordoba-Bosque Alegre 822 Cordoba 823 Fitchburg 824 Lake Clear 825 Granville 826 Plessissville 827 Saint-Felicien 828 Assonet 829 Complejo Astronomico El Leoncito 830 Hudson 831 Rosemary Hill Observatory, University of Florida 832 Etters 833 Obs. Astronomico de Mercedes, Buenos Aires 834 Buenos Aires-AAAA 835 Drum Hill Station, Chelmsford 836 Furnace Brook Observatory, Cranston 837 Jupiter 838 Dayton 839 La Plata 840 Flint 841 Martin Observatory, Blacksburg 842 Gettysburg College Observatory 843 Emerald Lane Observatory, Decatur 844 Observatorio Astronomico Los Molinos 845 Ford Observatory, Ithaca 846 Principia Astronomical Observatory, Elsah 847 Lunar Cafe Observator, Flint 848 Tenagra Observatory, Cottage Grove 849 Everstar Observatory, Olathe 850 Cordell-Lorenz Observatory, Sewanee 851 Burke-Gaffney Observatory, Halifax 852 River Moss Observatory, St. Peters 853 Biosphere 2 Observatory 854 Sabino Canyon Observatory, Tucson 855 Wayside Observatory, Minnetonka 856 Riverside 857 Iowa Robotic Observatory, Sonoita 858 Tebbutt Observatory, Edgewood 859 Wykrota Observatory-CEAMIG 860 Valinhos 861 Barao Geraldo 862 Saku 863 Furukawa 864 Kumamoto 865 Emmy Observatory, New Paltz 866 U.S. Naval Academy, Michelson 867 Saji Observatory 868 Hidaka Observatory 869 Tosa 870 Campinas 871 Akou 872 Tokushima 873 Kurashiki Observatory 874 Itajuba 875 Yorii 876 Honjo 877 Okutama 878 Kagiya 879 Tokai 880 Rio de Janeiro 881 Toyota 882 JCPM Oi Station 883 Shizuoka 884 Kawane 885 JCPM Yakiimo Station 886 Mishima 887 Ojima 888 Gekko 889 Karasuyama 890 JCPM Tone Station 891 JCPM Kimachi Station 892 YGCO Hoshikawa and Nagano Stations 893 Sendai Municipal Observatory 894 Kiyosato 895 Hatamae 896 Yatsugatake South Base Observatory 897 YGCO Chiyoda Station 898 Fujieda 899 Toma 900 Moriyama 901 Tajimi 902 Ootake 903 Fukuchiyama and Kannabe 904 Go-Chome and Kobe-Suma 905 Nachi-Katsuura Observatory 906 Cobram 907 Melbourne 908 Toyama 909 Snohomish Hilltop Observatory 910 Caussols-ODAS 911 Collins Observatory, Corning Community College 912 Carbuncle Hill Observatory, Greene 913 Observatorio Kappa Crucis, Montevideo 914 Underwood Observatory, Hubbardston 915 River Oaks Observatory, New Braunfels 916 Oakley Observatory, Terre Haute 917 Pacific Lutheran University Keck Observatory 918 Badlands Observatory, Quinn 919 Desert Beaver Observatory 920 RIT Observatory, Rochester 921 SW Institute for Space Research, Cloudcroft 922 Timberland Observatory, Decatur 923 The Bradstreet Observatory, St. Davids 924 Observatoire du Cegep de Trois-Rivieres 925 Palominas Observatory 926 Tenagra II Observatory, Nogales 927 Madison-YRS 928 Moonedge Observatory, Northport 929 Port Allen 930 Southern Stars Observatory, Tahiti 931 Punaauia 932 John J. McCarthy Obs., New Milford 933 Rockland Observatory, Sierra Vista 934 Poway Valley 935 Wyrick Observatory, Haymarket 936 Ibis Observatory, Manhattan 937 Bradbury Observatory, Stockton-on-Tees 938 Linhaceira 939 Observatorio Rodeno 940 Waterlooville 941 Observatorio Pla D'Arguines 942 Grantham 943 Peverell 944 Observatorio Geminis, Dos Hermanas 945 Observatorio Monte Deva 946 Ametlla de Mar 947 Saint-Sulpice 948 Pymoor 949 Durtal 950 La Palma 951 Highworth 952 Marxuquera 953 Montjoia 954 Teide Observatory 955 Sassoeiros 956 Observatorio Pozuelo 957 Merignac 958 Observatoire de Dax 959 Ramonville Saint Agne 960 Rolvenden 961 City Observatory, Edinburgh 962 Gandia 963 Werrington 964 Southend Bradfield 965 Observacao Astronomica no Algarve, Portimao 966 Church Stretton 967 Greens Norton 968 Haverhill 969 London-Regents Park 970 Chelmsford 971 Lisbon 972 Dun Echt 973 Harrow 974 Genoa 975 Observatorio Astronomico de Valencia 976 Leamington Spa 977 Markree 978 Conder Brow 979 South Wonston 980 Lancaster 981 Armagh 982 Dunsink Observatory, Dublin 983 San Fernando 984 Eastfield 985 Telford 986 Ascot 987 Isle of Man Observatory, Foxdale 988 Glasgow 989 Wilfred Hall Observatory, Preston 990 Madrid 991 Liverpool (since 1867) 992 Liverpool (before 1867) 993 Woolston Observatory 994 Godalming 995 Durham 996 Oxford 997 Hartwell 998 London-Mill Hill 999 Bordeaux-Floirac A00 Gravesend A01 Masia Cal Maciarol Modul 2 A02 Masia Cal Maciarol Modul 8 A03 Torredembarra A04 Saint-Caprais A05 Belesta A06 Mataro A07 Gretz-Armainvilliers A08 Malibert A09 Quincampoix A10 Observatorio Astronomico de Corbera A11 Wormhout A12 Stazione Astronomica di Sozzago A13 Observatoire Naef, Marly A14 Les Engarouines Observatory A15 Josef Bresser Sternwarte, Borken A16 Tentlingen A17 Guidestar Observatory, Weinheim A18 Herne A19 Koln A20 Sogel A21 Irmtraut A22 Starkenburg Sternwarte-SOHAS A23 Weinheim A24 New Millennium Observatory, Mozzate A25 Nova Milanese A26 Darmstadt A27 Eridanus Observatory, Langelsheim A28 Kempten A29 Santa Maria a Monte A30 Crespadoro A31 Corcaroli Observatory A32 Panker A33 Volkssternwarte Kirchheim A34 Grosshabersdorf A35 Hormersdorf Observatory A36 Ganda di Aviatico A37 Mueggelheim A38 Campocatino Automated Telescope, Collepardo A39 Altenburg A40 Pieta A41 Rezman Observatory, Kamnik A42 Gehrden A43 Inastars Observatory, Potsdam (before 2006) A44 Altschwendt A45 Karrenkneul A46 Lelekovice A47 Matera A48 Povegliano Veronese A49 Uppsala-Angstrom A50 Andrushivka Astronomical Observatory A51 Danzig A52 Etyek A53 Peschiera del Garda A54 Ostrorog A55 Osservatorio Astronomico Vallemare di Borbona A56 Parma A57 Osservatorio Astron. Margherita Hack, Firenze A58 Observatoire de Chalandray-Canotiers A59 Karlovy Vary Observatory A60 YSTAR-NEOPAT Station, Sutherland A61 Tortona A62 Aichtal A63 Cosmosoz Obs., Tassin la Demi Lune A64 Couvaloup de St-Cergue A65 Le Couvent de Lentin A66 Stazione Osservativa Astronomica, Livorno A67 Chiusa di Pesio A68 Swedenborg Obs., Bockholmwik A69 Osservatorio Palazzo Bindi Sergardi A70 Lumijoki A71 Stixendorf A72 Radebeul Observatory A73 Penzing Astrometric Obs., Vienna A74 Bergen-Enkheim Observatory A75 Fort Pius Observatory, Barcelona A76 Andromeda Observatory, Miskolc A77 Observatoire Chante-Perdrix, Dauban A78 Stia A79 Zvezdno Obshtestvo Observatory, Plana A80 Lindenberg Observatory A81 Balzaretto Observatory, Rome A82 Osservatorio Astronomico di Trieste A83 Jakokoski Observatory A84 TUBITAK National Observatory A85 Odessa Astronomical Observatory, Kryzhanovka A86 Albigneux A87 Rimbach A88 Bolzaneto A89 Sterni Observatory, Kempten A90 Sant Gervasi Observatory, Barcelona A91 Hankasalmi Observatory A92 Urseanu Observatory, Bucharest A93 Lucca A94 Cormons A95 Taurus Hill Observatory, Varkaus A96 Klosterneuburg A97 Stammersdorf A98 Taurus-1 Observatory, Baran' A99 Osservatorio del Monte Baldo B00 Savigny-le-Temple B01 Taunus Observatory, Frankfurt B02 Kielce B03 Alter Satzberg, Vienna B04 OAVdA, Saint-Barthelemy B05 Ka-Dar Observatory, Barybino B06 Montseny Astronomical Observatory B07 Camorino B08 San Lazzaro di Savena B09 Capannoli B10 Observatoire des Baronnies Provencales, Moydans B11 Osservatorio Cima Rest, Magasa B12 Koschny Observatory, Noordwijkerhout B13 Osservatorio di Tradate B14 Ca del Monte B15 Inastars Observatory, Potsdam (since 2006) B16 1st Moscow Gymnasium Observatory, Lipki B17 AZT-8 Evpatoria B18 Terskol B19 Observatorio Iluro, Mataro B20 Observatorio Carmelita, Tiana B21 Gaisberg Observatory, Schaerding B22 Observatorio d'Ager B23 Fiamene B24 Cesson B25 Catania B26 Observatoire des Terres Blanches, Reillanne B27 Picard Observatory, St. Veit B28 Mandi Observatory, Pagnacco B29 L'Ampolla Observatory, Tarragona B30 Szamotuly-Galowo B31 Southern African Large Telescope, Sutherland B32 Gelenau B33 Libbiano Observatory, Peccioli B34 Green Island Observatory, Gecitkale B35 Bareket Observatory, Macabim B36 Redshed Observatory, Kallham B37 Obs. de L' Ametlla del Valles, Barcelona B38 Santa Mama B39 Tradate B40 Skylive Observatory, Catania B41 Zlin Observatory B42 Vitebsk B43 Hennef B44 Eygalayes B45 Narama B46 Sintini Observatory, Alfonsine B47 Metsala Observatory, Espoo B48 Bocholt B49 Paus Observatory, Sabadell B50 Corner Observatory, Durmersheim B51 Vallauris B52 Observatorio El Far B53 Casal Lumbroso, Rome B54 Ager B55 Comeglians B56 Observatorio Sant Pere, Mataro B57 Laietania Observatory, Parets del Valles B58 Polaris Observatory, Budapest B59 Borken B60 Deep Sky Observatorium, Bad Bentheim B61 Valldoreix Obs.,Sant Cugat del Valles B62 Brelingen B63 Solaris Observatory, Luczanowice B64 Slope Rock Observatory, Hyvinkaa B65 Komakallio Observatory, Kirkkonummi B66 Osservatorio di Casasco B67 Sternwarte Mirasteilas, Falera B68 Mount Matajur Observatory B69 Owls and Ravens Observatory, Holzgerlingen B70 Sant Celoni B71 Observatorio El Vendrell B72 Soerth B73 Mauren Valley Observatory, Holzgerlingen B74 Santa Maria de Montmagastrell B75 Stazione Astronomica Betelgeuse, Magnago B76 Sternwarte Schonfeld, Dresden B77 Schafmatt Observatory, Aarau B78 Astrophoton Observatory, Audorf B79 Marana Observatory B80 Osservatorio Astronomico Campomaggiore B81 Caimari B82 Maidbronn B83 Gieres B84 Cyclops Observatory, Oostkapelle B85 Beilen Observatory B86 Sternwarte Hagen B87 Banyoles B88 Bigmuskie Observatory, Mombercelli B89 Observatori Astronomic de Tiana B90 Malina River Observatory, Povoletto B91 Bollwiller B92 Chinon B93 Hoogeveen B94 Petrozavodsk B95 Achternholt B96 Brixiis Observatory, Kruibeke B97 Sterrenwacht Andromeda, Meppel B98 Siena B99 Santa Coloma de Gramenet C00 Velikie Luki C01 Lohrmann-Observatorium, Triebenberg C02 Observatorio Royal Park C03 Clayhole Observatory, Jokela C04 Kramatorsk C05 Konigsleiten C06 Krasnoyarsk C07 Anysllum Observatory, Ager C08 Fiby C09 Rouet C10 Maisoncelles C11 City Observatory, Slany C12 Berta Observatory, Sabadell C13 Como C14 Sky Vistas Observatory, Eichgraben C15 ISON-Ussuriysk Observatory C16 Isarwinkel Observatory, Bad Tolz C17 Observatorio Joan Roget, Ager C18 Frasnes-Lez-Anvaing C19 ROSA Observatory, Vaucluse C20 Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs. C21 Observatorio Via Lactea, Ager C22 Oberwiesenthal C23 Olmen C24 Seveso C25 Pulkovo Observatory Station, Campo Imperatore C26 Levendaal Observatory, Leiden C27 Pallerols C28 Wellinghofen C29 Observatori Astronomic de Les Planes de Son C30 Petrozavodsk University Obs., Sheltozero Stn. C31 Sternwarte Neanderhoehe Hochdahl e.V., Erkrath C32 Ka-Dar Observatory, TAU Station, Nizhny Arkhyz C33 Observatorio CEAM, Caimari C34 Baja Astronomical Observatory C35 Terrassa C36 Starry Wanderer Observatory, Baran' C37 Stowupland C38 Varuna Observatory, Cuorgne C39 Nijmegen C40 Kuban State University Astrophysical Observatory C41 MASTER-II Observatory, Kislovodsk C42 Xingming Observatory, Mt. Nanshan C43 Hoyerswerda C44 A. Volta Observatory, Lanzo d'Intelvi C45 MPC1 Cassia Observatory, La Giustiniana C46 Horizon Observatory, Petropavlovsk C47 Nonndorf C48 Sayan Solar Observatory, Irkutsk C49 STEREO-A C50 STEREO-B C51 WISE C52 Swift C60 Argelander Institute for Astronomy Obs., Bonn C61 Chelles C62 Eurac Observatory, Bolzano C63 Giuseppe Piazzi Observatory, Ponte in Valtellina C64 Puchenstuben C65 Observatori Astronomic del Montsec C66 Observatorio El Cielo de Consell C67 Gnevsdorf C68 Ellinogermaniki Agogi Observatory, Pallini C69 Bayerwald Sternwarte, Neuhuette C70 Uiterstegracht Station, Leiden C71 Sant Marti Sesgueioles C72 Palestrina C73 Galati Observatory C74 Observatorio El Teatrillo de Lyra, Ager C75 Whitestar Observatory, Borgobello C76 Observatorio Estels, Ager C77 Bernezzo Observatory C78 Martin S. Kraar Observatory, Rehovot C79 Roser Observatory, Blanes C80 Don Astronomical Observatory, Rostov-on-Don C81 Dolomites Astronomical Observatory C82 Osservatorio Astronomico Nastro Verde, Sorrento C83 Badalozhnyj Observatory C84 Badalona C85 Observatorio Cala d'Hort, Ibiza C86 Blanes C87 Rimbach C88 Montarrenti Observatory, Siena C89 Astronomical Station Vidojevica C90 Vinyols C91 Montevenere Observatory, Monzuno C92 Valdicerro Observatory, Loreto C93 Bellavista Observatory, L'Aquila C94 MASTER-II Observatory, Tunka C95 SATINO Remote Observatory, Haute Provence C96 OACL Observatory, Mosciano Sant Angelo C97 Al-Fulaij Observatory, Oman C98 Osservatorio Casellina, Scandicci C99 Observatori Can Roig, Llagostera D00 ISON-Kislovodsk Observatory D01 Andean Northern Observatory, Nummi-Pusula D02 Observatori Petit Sant Feliu D03 Rantiga Osservatorio, Tincana D04 Krasnodar D05 ISON-Terskol Observatory D06 Associazione Tuscolana di Astronomia, Domatore D07 Wegberg D08 Ghezz Observatory, Leontica D09 Observatory Gromme, Maasmechelen D14 Nanchuan Observatory, Guangzhou D16 Po Leung Kuk Observatory, Tuen Mun D17 Hong Kong D18 Mt. Guizi Observatory D19 Hong Kong Space Museum, Tsimshatsui D20 Zadko Observatory, Wallingup Plain D21 Shenton Park D22 UWA Observatory, Crawley D24 LightBuckets Observatory, Pingelly D25 Tzec Maun Observatory, Pingelly (before 2010) D29 Purple Mountain Observatory, XuYi Station D32 JiangNanTianChi Observatory, Mt. Getianling D33 Kenting Observatory, Checheng D34 Kenting Observatory, Hengchun D35 Lulin Observatory D36 Tataka, Mt. Yu-Shan National Park D39 Shandong University Observatory, Weihai D44 Ishigakijima Astronomical Observatory D53 ISON-Blagovechensk Observatory D54 MASTER-II Observatory, Blagoveshchensk D55 Kangwon Science High School Observatory, Ksho D57 Gimhae Astronomical Observatory, Uhbang-dong D58 KSA SEM Observatory, Danggam-dong D61 Suntopia Marina, Sumoto D62 Miyaki-Argenteus D70 Tosa D74 Nakagawa D78 Iga-Ueno D79 YSVP Observatory, Vale Park D80 Gumma Astronomical Observatory D81 Nagano D82 Wallaroo D83 Miwa D84 Hallet Cove D85 Ingle Farm D86 Penwortham D87 Brooklyn Park D88 Hiratsuka D89 Yamagata D90 RAS Observatory, Moorook D91 Adati D92 Osaki D93 Sendai Astronomical Observatory D94 Takanezawa, Tochigi D95 Kurihara D96 Tzec Maun Observatory, Moorook D97 Berri E00 Castlemaine E01 Barfold E03 RAS Observatory, Officer E04 Pacific Sky Observatory, Saipan E05 Earl Hill Observatory, Trinity Beach E07 Murrumbateman E08 Wobblesock Observatory, Coonabarabran E09 Oakley Southern Sky Observatory, Coonabarabran E10 Siding Spring-Faulkes Telescope South E11 Frog Rock Observatory, Mudgee E12 Siding Spring Survey E13 Wanniassa E14 Hunters Hill Observatory, Ngunnawal E15 Magellan Observatory, near Goulburn E16 Grove Creek Observatory, Trunkey E17 Leura E18 BDI Observatory, Regents Park E19 Kingsgrove E20 Marsfield E21 Norma Rose Observatory, Leyburn E22 Univ. of Southern Queensland Obs., Mt. Kent E23 Arcadia E24 Tangra Observatory, St. Clair E25 Rochedale (APTA) E26 RAS Observatory, Biggera Waters E27 Thornlands E28 Kuriwa Observatory, Hawkesbury Heights E81 Nelson E83 Wither Observatory, Witherlea E85 Farm Cove E87 Turitea E89 Geyserland Observatory, Pukehangi E94 Possum Observatory, Gisborne F51 Pan-STARRS 1, Haleakala F52 Pan-STARRS 2, Haleakala F59 Ironwood Remote Observatory, Hawaii F60 Ironwood Observatory, Hawaii F65 Haleakala-Faulkes Telescope North F84 Hibiscus Observatory, Punaauia F85 Tiki Observatory, Punaauia F86 Moana Observatory, Punaauia G25 Sherbrooke G26 Fushan Observatory, Mt Shaohua G27 Fabra Observatory, Montsec G28 Wyncroft Observatory, Attleborough G29 Requena G30 Casselman G31 CCAT Trieste G32 Elena Remote Observatory, San Pedro de Atacama G33 Wickede G34 Oberfrauendorf G35 Elephant Head Obsevatory, Sahuarita G36 Calar Alto-CASADO G37 Lowell Observatory-Discovery Channel Telescope G38 Observatorio La Senda, Cabanillas del Campo G39 ROAD, San Pedro de Atacama G40 Slooh.com Canary Islands Observatory G41 Insperity Observatory, Humble G42 Observatorio Astronomico UAdeC, Saltillo G43 Observatorio Buenaventura Suarez, San Luis G44 Observatorio Longa Vista, Sao Paulo G45 Space Surveillance Telescope, Atom Site G46 Pinto Valley Observatory G47 HillTopTop Observatory, Edgewood G48 Doc Greiner Research Obs., Rancho Hildalgo G49 Minnetonka G50 Organ Mesa Observatory, Las Cruces G51 Byrne Observatory, Sedgwick Reserve G52 Stone Edge Observatory, El Verano G53 Alder Springs Observatory, Auberry G54 Hemet G55 Bakersfield G56 Walnut Creek G57 Dilbert Observatory, Forest Grove G58 Chabot Space and Science Center, Oakland G59 Maiden Lane Obs., Bainbridge Island G60 Carroll Observatory, Montecito G61 Pleasanton G62 Sunriver Nature Center Observatory, Sunriver G63 Mill Creek Observatory, The Dalles G64 Blue Canyon Observatory G65 Vulcan North, Lick Observatory, Mount Hamilton G66 Lake Forest Observatory, Forest Hills G67 Rancho Del Sol, Camino G68 Sierra Stars Observatory, Markleeville G69 Via Capote Sky Observatory, Thousand Oaks G70 Francisquito Observatory, Los Angeles G71 Rancho Palos Verdes G72 University Hills G73 Mount Wilson-TIE G74 Boulder Knolls Observatory, Escondido G75 Starry Knight Observatory, Coto de Caza G76 Altimira Observatory, Coto de Caza G77 Baldwin Lake G78 Desert Wanderer Observatory, El Centro G79 Goat Mountain Astronomical Research Station G80 Sierra Remote Observatories, Auberry G81 Temecula G82 SARA Observatory, Kitt Peak G83 Mt. Graham-LBT G84 Mount Lemmon SkyCenter G85 Vermillion Cliffs Observatory, Kanab G86 Tucson-Winterhaven G87 Calvin M. Hooper Memorial Observatory, Hyde Park G88 LAMP Observatory, New River G89 Kachina Observatory, Flagstaff G90 Three Buttes Observatory, Tucson G91 Whipple Observatory, Mt. Hopkins--2MASS G92 Jarnac Observatory, Vail G93 Sonoita Research Observatory, Sonoita G94 Sonoran Skies Observatory, St. David G95 Hereford Arizona Observatory, Hereford G96 Mt. Lemmon Survey G97 Astronomical League Alpha Observatory, Portal G98 Calvin-Rehoboth Observatory, Rehoboth G99 NF Observatory, Silver City H00 Tyrone H01 Magdalena Ridge Observatory, Socorro H02 Sulphur Flats Observatory, La Cueva H03 Sandia View Observatory, Rio Rancho H04 Santa Fe H05 Edmund Kline Observatory, Deer Trail H06 iTelescope Observatory, Mayhill H07 7300 Observatory, Cloudcroft H08 BlackBird Observatory, Cloudcroft H09 Antelope Hills Observatory, Bennett H10 Tzec Maun Observatory, Mayhill H11 LightBuckets Observatory, Rodeo H12 TechDome, Mayhill H13 Lenomiya Observatory, Casa Grande H14 Morning Star Observatory, Tucson H15 ISON-NM Observatory, Mayhill H16 HUT Observatory, Eagle H17 Angel Peaks Observatory H18 Vail H19 Lone Star Observatory, Caney H20 Eastern Illinois University Obs., Charleston H21 Astronomical Research Observatory, Westfield H22 Terre Haute H23 Pear Tree Observatory, Valparaiso H24 J. C. Veen Observatory, Lowell H25 Harvest Moon Observatory, Northfield H26 Doc Greiner Research Observatory, Janesvillle H27 Moonglow Observatory, Warrensburg H28 Preston Hills Observatory, Celina H29 Ivywood Observatory, Edmond H30 University of Oklahoma Observatory, Norman H31 Star Ridge Observatory, Weimar H32 Texas A&M Physics Observatory, College Station H33 Bixhoma Observatory, Bixby H34 Chapel Hill H35 Leavenworth H36 Sandlot Observatory, Scranton H37 Grems Timmons Observatories, Graettinger H38 Timberline Observatory, Urbandale H39 S.O.S. Observatory, Minneapolis H40 Nubbin Ridge Observatory H41 Petit Jean Mountain H42 Wartburg College Observatory, Waverly H43 Conway H44 Cascade Mountain H45 Arkansas Sky Obs., Petit Jean Mountain South H46 Ricky Observatory, Blue Springs H47 Vicksburg H48 PSU Greenbush Observatory, Pittsburg H49 ATU Astronomical Observatory, Russellville H50 University of Central Arkansas Obs., Conway H51 Greiner Research Observatory, Verona H52 Hawkeye Observatory, Durand H53 Thompsonville H54 Cedar Drive Observatory, Pulaski H55 Astronomical Research Observatory, Charleston H56 Northbrook Meadow Observatory H57 Ohio State University Observatory, Lima H58 NASA/MSFC ALaMO, Redstone Arsenal H59 Prairie Grass Observatory, Camp Cullom H60 Heartland Observatory, Carmel H61 Newcastle H62 Calvin College Observatory H63 DeKalb Observatory, Auburn H64 Thomas More College Observatory, Crestview Hills H65 Waltonfields Observatory, Walton H66 Yellow Springs H67 Stonegate Observatory, Ann Arbor H68 Red Barn Observatory, Ty Ty H69 Perkins Observatory, Delaware H70 Asheville H71 Chula H72 Evelyn L. Egan Observatory, Fort Myers H73 Lakeland Astronomical Observatory, Kirtland H74 Bar J Observatory, New Smyrna Beach H75 Indian Hill North Observatory, Huntsburg H76 Oakridge Observatory, Miami H77 Buehler Observatory H78 University of Narino Observatory, Pasto H79 York University Observatory, Toronto H80 Halstead Observatory, Princeton H81 Hartung-Boothroyd Observatory, Ithaca H82 CBA-NOVAC Observatory, Front Royal H83 Timberlake Observatory, Oakton H84 Northview Observatory, Mendon H85 Silver Spring H86 CBA-East Observatory, Laurel H87 Fenwick Observatory, Richmond H88 Hope Observatory, Belcamp H89 Galaxy Blues Observatory, Gatineau H90 Ottawa H91 Reynolds Observatory, Potsdam H92 Arcturus Observatory H93 Berkeley Heights H94 Cedar Knolls H95 NJIT Observatory, Newark H96 Observatoire des Pleiades, Mandeville H97 Talcott Mountain Science Center, Avon H98 Dark Rosanne Obs., Middlefield H99 Sunhill Observatory, Newton I00 Carbuncle Hill Observatory, Coventry I01 Clay Center Observatory, Brookline I02 Cerro Tololo Observatory, La Serena--2MASS I03 European Southern Obs., La Silla--ASTROVIRTEL I04 Mamalluca Observatory I05 Las Campanas Observatory-TIE I06 Werner Schmidt Obs., Dennis-Yarmouth Regional HS I07 Conlin Hill Observatory, Oxford I08 Alianza S4, Cerro Burek I09 Cerro Armazones I10 CAO, San Pedro de Atacama (until 2012) I11 Gemini South Observatory, Cerro Pachon I12 Phillips Academy Observatory, Andover I13 Burleith Observatory, Washington D.C. I14 Tigh Speuran Observatory, Framingham I15 Wishing Star Observatory, Barrington I16 IAA-AI Atacama, San Pedro de Atacama I17 Thomas G. Cupillari Observatory, Fleetville I18 Fan Mountain Observatory, Covesville I19 Observatorio El Gato Gris, Tanti I20 Observatorio Astronomico Salvador, Rio Cuarto I21 El Condor Observatory, Cordoba I22 Abbey Ridge Observatory, Stillwater Lake I23 Frosty Cold Observatory, Mash Harbor I24 Lake of the Woods Observatory, Locust Grove I25 ECCCO Observatory, Bosque Alegre I26 Observatorio Kappa Crucis, Cordoba I27 Barred Owl Observatory, Carp I28 Starhoo Observatory, Lakeville I29 Middlesex School Observatory, Concord I30 Observatorio Geminis Austral I31 Observatorio Astronomico del Colegio Cristo Rey I32 Observatorio Beta Orionis, Rosario I33 SOAR, Cerro Pachon I34 Morgantown I35 Sidoli I36 Observatorio Los Campitos, Canuelas I37 Astrodomi Observatory, Santa Rita I38 Observatorio Los Algarrobos, Salto I39 Observatorio Cruz del Sur, San Justo I40 La Silla--TRAPPIST I41 Palomar Mountain--PTF I42 Westport Observatory I43 Tarleton State University Obs., Stephenville I44 Northwest Florida State College, Niceville I45 Observatorio W Crucis, San Justo I46 The Cottage Observatory, Altoona I47 Pierre Auger Observatory, Malargue I48 Observatorio El Catalejo, Santa Rosa I49 Sunflower Observatory, Santa Fe I50 P2 Observatory, Mayhill I51 Clinton I52 Steward Observatory, Mt. Lemmon Station I53 Armilla I54 Observatorio Las Vaguadas, Badajoz I55 Valencia I56 Observatorio Astronomico John Beckman, Almeria I57 Elche I58 Betera I59 Observatorio Fuente de los matos, Muriedas I60 Guernanderf I61 Ourense I62 Observatorio Helios Ontigola I63 Cygnus Observatory, New Airesford I64 Maidenhead I65 Yunquera I66 Taurus Australis Observatory, Brasilia I67 Hartley Wintney I68 Pousada dos Anoes Observatory I69 AGM Observatory, Marrakech I70 Gedney House Observatory, Kirton I71 Observatorio Los Milanos, Caceres I72 Observatorio Carpe-Noctem, Madrid I73 Salvia Observatory, Saulges I74 Baxter Garden Observatory, Salisbury I75 Observatorio Castellon I76 Observatorio Tesla, Valdemorillo I77 CEAMIG-REA Observatory, Belo Horizonte I78 Observatorio Principia, Malaga I79 AstroCamp, Nerpio I80 Rose Cottage Observatory, Keighley I81 Tarbatness Observatory, Portmahomack I82 Guimar I83 Cherryvalley Observatory, Rathmolyon I84 Cerro del Viento, Badajoz I85 Las Negras I86 Observatorio UCM, Madrid I87 Astroshot Observatory, Monasterevin I88 Fuensanta de Martos I89 iTelescope Observatory, Nerpio I90 Blackrock Castle Observatory I91 Retamar I92 Astreo Observatory, Mairena del Aljarafe I93 St Pardon de Conques I94 Observatorio Rho Ophiocus, Las Rozas de Madrid I95 Observatorio de la Hita I96 Hyperion Observatory, Urbanizacion Caraquiz I97 Penn Heights Observatory, Rickmansworth I98 El Berrueco I99 Observatorio Blanquita, Vaciamadrid J00 Segorbe J01 Observatorio Cielo Profundo, Oviedo J02 Busot J03 Gothers Observatory, St. Dennis J04 ESA Optical Ground Station, Tenerife J05 Bootes Observatory, Boecillo J06 Trent Astronomical Observatory, Clifton J07 Observatorio SPAG Monfrague, Palazuelo-Empalme J08 Observatorio Zonalunar, Puzol J09 Balbriggan J10 Alicante J11 Matosinhos J12 Caraquiz J13 La Palma-Liverpool Telescope J14 La Corte J15 Muxagata J16 An Carraig Observatory, Loughinisland J17 Ragdon J18 Dingle Observatory, Montgomery J19 El Maestrat J20 Aravaca J21 El Boalo J22 Tacande Observatory, La Palma J23 Centre Astronomique de La Couyere J24 Observatorio Altamira J25 Penamayor Observatory, Nava J26 The Spaceguard Centre, Knighton J27 El Guijo Observatory J28 Jaen J29 Observatorio Nira, Tias J30 Observatorio Ventilla, Madrid J31 La Axarquia J32 Aljaraque J33 University of Hertfordshire Obs., Bayfordbury J34 La Fecha J35 Tucci Observatory, Martos J36 Observatorio DiezALaOnce, Illana J37 Huelva J38 Observatorio La Vara, Valdes J39 Ingenio J40 Malaga J41 Raheny J42 Puzol J43 Oukaimeden Observatory, Marrakech J44 Observatorio Iturrieta, Alava J45 Observatorio Montana Cabreja, Vega de San Mateo J46 Observatorio Montana Blanca, Tias J47 Observatorio Nazaret J48 Observatory Mackay, La Laguna J49 Santa Pola J50 La Palma-NEON J51 Observatorio Atlante, Tenerife J52 Observatorio Pinsoro J53 Posadas J54 Bradford Robotic Telescope J55 Los Altos de Arguineguin Observatory J56 Observatorio La Avejerilla J57 Centro Astronomico Alto Turia, Valencia J58 Brynllefrith Observatory, Llantwit Fardre J59 Observatorio Linceo, Santander J60 Tocororo Observatory, Arquillinos J61 Brownstown Observatory, Kilcloon J62 Kingsland Observatory, Boyle J63 San Gabriel J64 La Mata J65 Celbridge J66 Kinver J67 Observatorio La Puebla de Vallbona J68 Tweenhills Observatory, Hartpury J69 North Observatory, Clanfield J70 Obs. Astronomico Vega del Thader, El Palmar J71 Willow Bank Observatory J72 Valle del Sol J73 Quainton J74 Bilbao J75 OAM Observatory, La Sagra J76 La Murta J77 Golden Hill Observatory, Stourton Caundle J78 Murcia J79 Observatorio Calarreona, Aguilas J80 Sainte Helene J81 Guirguillano J82 Leyland J83 Olive Farm Observatory, Hoghton J84 South Observatory, Clanfield J85 Makerstoun J86 Sierra Nevada Observatory J87 La Canada J88 Strawberry Field Obs., Southampton J89 Tres Cantos Observatory J90 West Challow J91 Alt emporda Observatory, Figueres J92 Beaconsfield J93 Mount Tuffley Observatory, Gloucester J94 Abbeydale J95 Great Shefford J96 Observatorio de Cantabria J97 Alginet J98 Observatorio Manises J99 Burjassot K09 Llica d'Amunt K12 Obsevatorio Astronomico de Marratxi K13 Albireo Observatory, Inca K14 Observatorio de Sencelles K15 Murviel-les-Montpellier K20 Danastro Observatory, Romeree K21 Saint-Saturnin-les-Avignon K25 Haute Provence Sud, Saint-Michel-l'Observatoire K27 St-Martin Observatory, Amathay Vesigneux K28 Sternwarte Eckdorf K29 Stellarium Gornergrat K30 Luscherz K31 Osservatorio Astronomico di Bellino K32 Maritime Alps Observatory, Cuneo K33 San Defendente K34 Turin K35 Huenfelden K36 Ebersheim K37 Cereseto K38 M57 Observatory, Saltrio K39 Serra Observatory K40 Altdorf K41 Vegaquattro Astronomical Obs., Novi Ligure K43 OVM Observatory, Chiesa in Valmalencom K44 Marienburg Sternwarte, Hildesheim K45 Oss. Astronomico di Punta Falcone, Piombino K46 Bamberg K47 BSCR Observatory, Santa Maria a Monte K48 Keyhole Observatory, San Giorgio di Mantova K49 Carpione Observatory, Spedaletto K50 Sternwarte Feuerstein, Ebermannstadt K51 Osservatorio del Celado, Castello Tesino K52 Gwen Observatory, San Francesco al Campo K53 Marina di Cerveteri K54 Astronomical Observatory University of Siena K56 Osservatorio di Foligno K57 Fiore Observatory K59 Elsterland Observatory, Jessnigk K60 Lindby K61 Rokycany Observatory K70 Rosarno K72 Celico K90 Sopot Astronomical Observatory K91 Sutherland-LCOGT A K92 Sutherland-LCOGT B K93 Sutherland-LCOGT C K94 Sutherland K95 MASTER-SAAO Observatory, Sutherland K99 ISON-Uzhgorod Observatory L04 ROASTERR-1 Observatory, Cluj-Napoca L08 Metsahovi Optical Telescope, Metsahovi L15 St. George Observatory, Ploiesti L16 Stardreams Observatory, Valenii de Munte L21 Ostrov Observatory, Constanta L22 Barlad Observatory L23 Schela Observatory L24 Gauteng L33 Ananjev L51 MARGO, Nauchnij L96 ISON-Byurakan Observatory N27 Omsk-Yogik Observatory N42 Tien-Shan Astronomical Observatory N55 Corona Borealis Observatory, Ngari N87 Nanshan Station, Xinjiang Observatory O43 Observatori Negara, Langkawi O44 Lijiang Station, Yunnan Observatories O75 ISON-Hureltogoot Observatory P25 Kinmen Educational Remote Observatory, Jincheng P34 Lvye Observatory, Suzhou P35 Cuteip Remote Observatory, Changhua P36 ULTRA Observatory,Suzhou P73 BSH Byulsem Observatory, Busan Q24 Katori Q61 PROMPT, Siding Spring Q62 iTelescope Observatory, Siding Spring Q63 Siding Spring-LCOGT A Q64 Siding Spring-LCOGT B Q65 Warrumbungle Observatory Q68 Blue Mountains Observatory, Leura Q79 Samford Valley Observatory Q80 Birkdale T08 ATLAS-MLO, Mauna Loa U64 CWU-Lind Observatory, Ellensburg U69 iTelescope SRO Observatory, Auberry U78 Cedar Glen Observatory U79 Cosmos Research Center, Encinitas U80 CS3-DanHenge Observatory, Landers U81 CS3-Trojan Station, Landers U82 CS3-Palmer Divide Station, Landers V05 Rusty Mountain Observatory, Gold Canyon V07 Whipple Observatory, Mount Hopkins-PAIRITEL V08 Mountain Creek Ranch, Vail V30 Heaven on Earth Observatory, Mayhill V31 Hazardous Observatory, Mayhill V37 McDonald Observatory-LCOGT ELP V60 Putman Mountain Observatory V78 Spirit Marsh Observatory. Sauk Centre V83 Rolling Hills Observatory, Warrensburg V88 River Ridge Observatory, Conway W04 Mark Evans Observatory, Bloomington W11 Calumet Astronomy Center, Lowell W19 Kalamazoo W30 Georgia College Observatory, Milledgeville W38 Dark Sky Observatory, Boone W49 CBA-MM Observatory, Mountain Meadows W50 Apex W66 Blairstown W67 Paul Robinson Observatory, Voorhees State Park W71 Rand II Observatory, Lake Placid W81 Nebula Knoll Observatoy, East Wakefield W82 Mendel Observatory, Merrimack College W83 Whitin Observatory, Wellesley W84 Cerro Tololo-DECam W85 Cerro Tololo-LCOGT A W86 Cerro Tololo-LCOGT B W87 Cerro Tololo-LCOGT C W88 Slooh.com Chile Observatory, La Dehesa W95 Observatorio Panameno, San Pedro de Atacama W96 CAO, San Pedro de Atacama (since 2013) W97 Atacama Desert Observatory, San Pedro de Atacama W98 Polonia Observatory, San Pedro de Atacama W99 SON, San Pedro de Atacama Station X13 Observatorio Remoto Bosque Alegre X14 Observatorio Orbis Tertius, Cordoba X38 Observatorio Pueyrredon, La Lonja X57 Polo Astronomico CMF,Foz do Iguacu X87 Dogsheaven Observatory, Brasilia Y00 SONEAR Observatory, Oliveira Y28 OASI, Nova Itacuruba Z20 La Palma-MERCATOR Z27 Observatorio Coralito, La Laguna Z39 Observatorio Costa Teguise Z62 Observatorio Forcarei Z65 Observatorio Astronomico Corgas Z68 Observatorio Torreaguila, Barbano Z69 Observatorio Mazagon Huelva Z70 Ponferrada Z71 Observatorio Norba Caesarina, Aldea Moret Z72 Cademuir Observatory, Dalkey Z73 Observatorio Nuevos Horizontes, Camas Z74 Amanecer de Arrakis Z75 Observatorio Sirius, Las Lomas Z76 Observatorio Carda, Villaviciosa Z77 Osuna Z81 Observatorio Estrella de Mar Z82 BOOTES-2 Observatory, Algarrobo Z83 Chicharronian 3C Observatory, Tres Cantos Z85 Observatorio Sierra Contraviesa Z86 St. Mellons Z87 Stanley Laver Observatory, Pontesbury Z88 Fosseway Observatoy, Stratton-on-the-Fosse Z90 Albox Z92 West Park Observatory, Leeds Z93 Observatorio Polop, Alicante Z94 Kempshott Z95 Astronomia Para Todos Remote Observatory Z96 Observatorio Cesaraugusto Z97 OPERA Observatory, Saint Palais Z98 Observatorio TRZ, Betera Z99 Clixby Observatory, Cleethorpes ZAA Lishan Observatory ZAB Dolberg Observatory ZAC Egeskov Observatory ZAD Nightsky Observatory _01 Dushak-Erekdag _02 Voronezh _03 GAS GAO RAS _04 Hanoi Vietnam