Contents.
      planet: 8 - Neptune
total number: 1918
        type: absolute
       dates: 2020-2024
 observatory: 286 - Yunnan Observatory

Reference
     Yan D., Qiao R. C., Zhang H. Y., Yu Y.
     New astrometric positions of Neptune and Triton in 2020-2024.
     Icarus, in preparation

Informations.
         relative to: absolute
     reference frame: astrometric
     centre of frame: topocentre
    epoch of equinox: J2000
          time scale: UTC
           reduction: Gaia DR2
         coordinates: absolute
    diff. refraction: no information
            receptor: CCD
           telescope: 1-m reflectors
           observers: measurers: Yan D., Qiao R. C., Zhang H. Y., Yu Y., Xi X. J., Tang K., 
                      and Wang L. L. and li S. N. 

Format.
  1. Year   of the moment of observation of Neptune
  2. Month  of the moment of observation of Neptune
  3. Day    of the moment of observation of Neptune with decimals
  4. Hour   of right ascension of Neptune (alpha, h)
  5. Minute of right ascension of Neptune (alpha, m)
  6. Second of right ascension of Neptune (alpha, s) with decimals
  7. Degree of declination of Neptune (delta, deg)
  8. Minute of declination of Neptune (delta, '  )
  9. Second of declination of Neptune (delta, '' ) with decimals
  
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Year Month Day      alpha         delta
                    h  m  s       deg  ' '' 
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