Contents.
      planet: 8 - Neptune  
  satellites: N1-Triton : 140
total number: 140
        type: relative
       dates: 1849-1852, 1856
 observatory: 992 - Liverpool

References.
     1. Rumker C. (1849)
	Observations of Lassell's satellite of Neptune.
	Monthly Notices of the Royal Astronomical Society. V. 9. P. 221.
        1849MNRAS___9__221R

     2. Lassell, William (1850)	
	Observations of satellite of Neptune    
        Monthly Notices of the Royal Astronomical Society. V. 10. P. 132. 
        1850MNRAS__10__132L

     3. Lassell, William (1851)
        Observations of the satellite of Neptune 
        Monthly Notices of the Royal Astronomical Society. V. 11. P. 61.
        1851MNRAS__11___61L

     4. Lassell, William (1852)		
	Observation of Neptune's satellite
	Monthly Notices of the Royal Astronomical Society. V. 13. P. 37.
        1852MNRAS__13___37L

     5. Lassell, William (1852)
	Observations of Neptune and his satellite   
	Monthly Notices of the Royal Astronomical Society. V. 12, P. 155.
        1852MNRAS__12R_155L

     6. Lassell, William (1857)
    	Satellite of Neptune
	Monthly Notices of the Royal Astronomical Society, Vol. 17, p.70
        1857MNRAS__17___70L
  
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: 
           observers: Lassell
 data included in standard data file: no

Comments
   Observation from   1 to   4 - reference 1
   Observation from   5 to   7 - reference 2
   Observation from   8 to  26 - reference 3
   Observation from  27 to  74 - reference 4
   Observation from  75 to 132 - reference 5
   Observation from 133 to 140 - reference 6
	  
   Obserations published in Lassell W. (1851)
   are made in "Starfield"
   1836-1838 Moved home to "Starfield", in West Derby, Liverpool. 
   Exact date unknown. Observatory added to it in summer 1839.

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. 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. min.     S  
      day   h  m                 arcsec
---------------------------------------