Contents. planet: 8 - Neptune satellites: N1-Triton : 5 total number: 5 type: relative dates: 1849-1849 observatory: 992 - Liverpool References. Lassell, William (1849) Observations of satellite of Neptune. Monthly Notices of the Royal Astronomical Society. V. 10. P. 8. 1849MNRAS__10R___8L Informations. relative to: planet reference frame: apparent centre of frame: topocentre epoch of equinox: date time scale: Greenwich M. T. reduction: no information coordinates: position angle and separation diff. refraction: no information receptor: micrometric telescope: no information observers: Lassell data included in standard data file: no Comments Format. 1. Year of the moment of observation 2. Month of the moment of observation 3. Day of the moment of observation 4. Hour of the moment of observation 5. Minute of the moment of observation 6. Degrees of P (position angle) in degrees (999 if not given) 7. Minutes of P (position angle) in minutes (99 if not given) 8. S (separation) in arcsec (-99.99 if not given) ------------------------------------- Year G.M.T. P month deg. S day h m ' arcsec -------------------------------------