Contents.
      planet: 8 - Neptune  
  satellites: N1-Triton : 20
total number: 20
        type: relative
       dates: 1863
 observatory: 992 - Liverpool

References.
      Lassell, W. (1864)
      Observations of the Satellite of Neptune, and of the Satellites of Uranus.
      Monthly Notices of the Royal Astronomical Society. V. 24. P. 209.
      1864MNRAS__24__209L
   
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: not 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 observation
  5. Minute  of the observation 
  6. P (position angle) in degrees (999 if not given)
  7. S (separation) in arcsec (-99.99 if not given)
 
--------------------------------------
Year       G.M.T.        P        
 month                  deg.      S  
      day  h  m                 arcsec
--------------------------------------