Contents. planet: 5 - Jupiter satellites: J10 - Lysithea : 3 J12 - Ananke : 3 J13 - Leda : 7 total number: 13 type: absolute dates: 1951,1975,1976 observatory: 672 - Mount Wilson 675 - Palomar Mountain 691 - Steward Observatory, Kitt Peak-Spacewatch 693 - Catalina Station, Tucson Reference. IAU Circular No. 1333, 1951 Nov 6 1951IAUC_1333____2H IAU Circular No. 2820, 1975 August 19 1975IAUC_2820____2R IAU Circular No. 2863, 1975 November 10 1975IAUC_2863____2R IAU Circular No. 2978, 1976 July 23 1976IAUC_2978____2R IAU Circular No. 3033, 1977 January 28 1977IAUC_3033____2K Informations. relative to: absolute reference frame: astrometric centre of frame: topocentre epoch of equinox: B1950.0 time scale: UTC reduction: no information coordinates: absolute diff. refraction: no information receptor: photographic telescope: 672 - Reflector, F=100-inch 675 - 122 cm Schmidt telescope 691 - Reflector, F=229 cm 693 - Reflector, F=154 cm observers: 672 - Nicholson 675 - C. Kowal 691 - Roemer E., Measurer: C. C. McCarthy. 693 - Roemer E., Measurer: C. C. McCarthy. data included in standard data file: no Comments. Format. 1. Number of satellite (N sat) 2. Year of the moment of observation 3. Month of the moment of observation 4. Day with decimals of the moment of observation 5. Hour of right ascension (alpha, h) 6. Minute of right ascension (alpha, m) 7. Second of right ascension (alpha, s) 8. Degree of declination (delta, deg) 9. Minute of declination (delta, ' ) 10. Second of declination (delta, '' ) 11. Number of observatory, observer and teliscope (N obs) ------------------------------------------------- Year alpha delta N month N sat day h m s deg ' '' obs with dec. -------------------------------------------------