planet: 4 - Mars
  satellites: M1 - Phobos: 141,
              M2 - Deimos: 113
total number: 254
        type: absolute
       dates: 1988
 observatory: 820 - Tarija

   Major S.P. and Semerenko R.L.
   Astrometric Observations of the Martian Satellites from Tarija, 1988.

         relative to: absolute
     reference frame: astrometric
     centre of frame: topocentre
    epoch of equinox: J2000
          time scale: UTC
           reduction: A catalogue prepared by H.Potter (Pulkovo) based upon the FK5/J2000 version of the FOCAT-S catalogue.
         coordinates: absolute
    diff. refraction: no information
            receptor: photographic
           telescope: 60-cm Cassegrain
           observers: Major S.P. and Semerenko R.L.
 data included in standard data file: no

  1. Some observations of Phobos presented here are also available in mm0006 where, however, relative coordinates are given.
  2. The rms residuals were obtained by comparing satellites' positions with the JPL ephemerides.
     DE403 was used for Mars positions.

  1. Satellite index (n: 1 - Phobos, 2 - Deimos)
  2. Year  of the date of observation
  3. Month of the date of observation
  4. Day   of the date of observation with decimals
  5. Hours   of right ascension (alpha, h)
  6. Minutes of right ascension (alpha, m)
  7. Seconds of right ascension with decimals (alpha, s)
  8. Degrees of declination (delta, deg)
  9. Minutes of declination (delta, ')
 11. Seconds of declination with decimals (delta, '')
 12. Plate number (pl)
 13. Number of exposures on the plate (exp)
 14. Observer code (obs: 1 - Major, 2 - Semerenko, 12 - Major and Semerenko)
 15. Number of reference stars (rs)
 16. Residual (O-C)alpha (arcsec) (99.9 if not given)
 17. Residual (O-C)delta (arcsec) (99.9 if not given)
 18. Measuring machine codes (mm: 1 - TO ASCORECORD 3 DP; 2 - MAO ASCOREMAT, 12 - both machines)

n year    day         alpha        delta        pl    obs   (O-C)a    mm
       month         h  m  s      deg ' ''          exp  rs      (O-C)d