planet: 6 - Saturn
  satellites: 6-Titan   : 1,
              8-Iapetus : 1
total number: 2
        type: absolute
       dates: 1977-1977
 observatory: 786 - U.S. Naval Obs., Washington

   Walker R. L., Christy J. W., Harrington R. S. (1978)
   Positions of planets and natural satellites
   Astronomical Journal. V. 83. N. 7. P. 838-844.

         relative to: absolute
     reference frame: astrometric
     centre of frame: topocentre
    epoch of equinox: 1950.0
          time scale: UTC
           reduction: Catalogue - SAO
         coordinates: absolute
    diff. refraction: no information
            receptor: photographic
           telescope: Astrograph, D=38 cm 
           observers: Harrington R. S.
 data included in standard data file: no

             no information

  1. Number of satellite (N sat)
  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, '' )

 N Year                  alpha           delta        
sat  month                                    
          day         h  m  s      deg  ' ''