Contents.
             asteroid: (93)Minerva
           satellites: 1 - Aegis       10 
                       2 - Gorgoneion  6 
         total number: 16
                 type: position
                dates: 2009
          observatory: 568 - Mauna Kea   (W.M. Keck observatory, Hawaii, USA)  

Reference.
F. Marchis, F. Vachier, J. Durech, J.E. Enriquez, A.W. Harris, P.A. Dalba, 
J. Berthier, J.P. Emery, H. Bouy, J. Melbourne, A. Stockton, C.D. Fassnacht, 
T.J. Dupuy, J. Strajnic.
Characteristics and large bulk density of the C-type main-belt triple 
asteroid (93) Minerva.  
Icarus. 2013. V. 224. P. 178–191.
2013Icar..224..178M

Informations.
          relative to: the primary
      reference frame: astrometric ICRF
      centre of frame: topocentric
     epoch of equinox: J2000
           time scale: UTC
            reduction: no information
          coordinates: X, Y (secondary relative to primary)
     diff. refraction: no information 
            telescope: NIRC-2 camera                 

Comments.
JD of the moment of observation is JD=2455000+T

Format.
1.  Companion  1 or 2
2.  Year of the moment of observation
3.  Month of the moment of observation 
4.  Day of the moment of observation 
5.  h - Hour of the moment of observation
6.  min - Minute of the moment of observation
7.  sec - Second of the moment of observation 
8.  T - day of observation with decimals 
9.  X (arcsec)
10. Y (arcsec)
11. D (km)

------------------------------------------------------------------------
Companion Year  Day   h min sec       T           X        Y       D     
            Month                               arcsec   arcsec    km
------------------------------------------------------------------------