Contents. planet: 8 - Neptune satellites: N1-Triton : 72 total number: 72 type: relative dates: 1911 observatory: 786 - U.S. Naval Observatory, Washington References. Hall A. Jr., Burton H. E.(1913) Observations of the satellite of Neptune Astronomical Journal. V. 28. Iss. 654. P. 42-44. 1913AJ_____28___42H Informations. relative to: planet reference frame: apparent centre of frame: topocentre epoch of equinox: date time scale: Paris M. T. reduction: no information coordinates: position angle and separation diff. refraction: not information receptor: micrometric telescope: 26-inch equatorial observers: Hall, Burton 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 observation 5. Minute of the observation 6. Seconds of the observation 6. P (position angle), degrees (999 if not given) 7. P (position angle), arcmin (99 if not given) 8. S (separation) in arcsec (-99.99 if not given) ---------------------------------------- Year P.M.T. P month deg. S day h m s arcmin arcsec ---------------------------------------- 1911 2 21 11 35 39 264 35.9 -99.99