Content 

            asteroid: (87)Sylvia
          satellites: S/2001(87) 1
        total number: 1
                type: position
               dates: 2001-2001
         observatory: 568 - Mauna Kea

Reference.
Brown, M. E.; Margot, J. L.; Keck, W. M., II; de Pater, I.; Roe, H.
S/2001(87) 1
IAUC.7588, 2001
2001IAUC.7588....1B

Informations.
         relative to: the primary
     reference frame: astrometric ICRF
     centre of frame: topocentric
    epoch of equinox: J2000
          time scale: UTC
           reduction: no information 
         coordinates: s, p (separation, position angle)
    diff. refraction: no information 
            receptor: 
           telescope: 10-m W. M. Keck II telescope 

Comments.

Format.
 1. Year of the moment of observation  
 2. Month of the moment of observation 
 3. Day of the moment of observation  
 4. s -separation, arcsec
 5. p - position angle, degree  
 
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Year      Day        s       p        
     Month         arcsec   deg                    
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