Contents. planet: 8 - Neptune satellites: 9 - N9 Halimede : 8, 10 - N10 Psamathe : 8, 11 - N11 Sao : 5, 12 - N12 Laomedeia : 5, 13 - N13 Neso : 5 total number: 31 type: absolute dates: 2009-2009 observatory: 568 - Mauna Kea Reference. Brozovic M., Jacobson R.A., Sheppard S.S. (2011) The Orbits of Neptune's Outer Satellites. Astronomical Journal. V. 141:135 (9pp). 2011AJ____141__135B Informations. relative to: absolute reference frame: astrometric centre of frame: topocentre epoch of equinox: J2000 time scale: UTC reduction: no information coordinates: absolute diff. refraction: no information receptor: CCD telescope: 8.2-m Subaru reflector observers: Brozovic M., Jacobson R.A., Sheppard S.S. data included in standard data file: no Comments. Format. 1. Number of satellite (N sat): 9 - N9 Laomedeia, 10 - N10 Psamathe, ... 2. Year of the moment of observation 3. Month of the moment of observation 4. Day of the moment of observation with decimals 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, '' ) 12. The observed magnitude in R, mag (* if not given) --------------------------------------------------- N Year alpha delta sat month day with mag decimals h m s deg ' '' ---------------------------------------------------