Contents.
      planet: 7 - Uranus
  satellites: U16 - Caliban  :  66
              U17 - Sycorax :   10
              U18 - Prospero  : 68
              U19 - Setebos  :   7
              U21 - Trinculo :   4
              U23 - Margaret :   5
              U24 - Ferdinand :  5
total number: 165
        type: absolute
       dates: 2001-2012
 observatory: 304 - Las Campanas Observatory
              309 - Cerro Paranal
              493 - Calar Alto
              568 - Mauna Kea
              675 - Palomar Mountain
              E07 - Murrumbateman

Reference.
   Jacobson R., Brozovic M., Gladman B., 
   Alexandersen M., Nicholson P. D., Veillet C. (2012)
   Irregular satellites of the outer planets: orbital uncertainties
   and astrometric recoveries in 2009–2011.
   Astronomical Journal. V. 144:132 (8pp). 
   2012AJ____144__132J

Informations.
         relative to: absolute
     reference frame: astrometric
     centre of frame: topocentre
    epoch of equinox: J2000
          time scale: UTC
           reduction: ICRF
         coordinates: absolute
    diff. refraction: no information
            receptor: CCD
           telescope: no information
           observers: no information
data included in standard data file: no

Comments.

Format.
  1. Number of satellite (N sat): U16 - Caliban, 17 - U17 - Sycorax, ...
  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, '' )
 11. Code of observatory, N obs

--------------------------------------------------------
   Year               alpha           delta        N obs         
 N   month day with                                 
sat        decimals  h  m  s        deg  '  ''         
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