Contents.
      planet: 7 - Uranus
  satellites: U1-Ariel   : 88,
              U2-Umbriel : 85,
              U3-Titania : 86, 
              U4-Oberon  : 88,
              U5-Miranda : 30
total number: 377
        type: relative
       dates: 1979-1983
 observatory: 689 - U.S. Naval Observatory, Flagstaff

Reference.
   Harrington R. S., Walker R. L. (1984)
   Positions of planets and natural satellites. II.
   Astronomical Journal. V. 89. P. 889-898.
   1984AJ_____89__889H

Informations.
         relative to: planet
     reference frame: astrometric
     centre of frame: topocentre
    epoch of equinox: Date
          time scale: UTC
           reduction: Catalog SAO
         coordinates: X, Y
    diff. refraction: excluded
            receptor: photographic
           telescope: Reflector, D=155 cm
           observers: Walker R. L., Harrington R. S.
 data included in standard data file: no

Comments.
          The columns X and Y were exchanged in the paper

Format.
  1. Year  of the moment of observation
  2. Month of the moment of observation
  3. Day   of the moment of observation with decimals
  4. Number of satellite
  5. X, arcsec
  6. Y, arcsec

------------------------------------
 Year              N     X       Y     
   month day      sat arcsec  arcsec
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