Contents. planet: 7 - Uranus satellites: 20 - U20 Stephano :2, 21 - U21 Trinculo :1 total number: 3 type: absolute dates: 2002-2002 observatory: 309 - Cerro Paranal Reference. MPC Communication 8 Dec 2003 Informations. relative to: absolute reference frame: astrometric centre of frame: topocentre epoch of equinox: J2000 time scale: UTC reduction: no information coordinates: absolute diff. refraction: no information receptor: CCD telescope: 309 - ESO 8.2-m UT3 Telescope observers: 309 - J.-M. Petit, P. Rousselot, O. Mousis. Measurer B. Gladman. Comments. No comments Format. 1. Number of satellite (N sat) 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. N obs - N Observatory , N telescope, N observer (see above) ---------------------------------------------------- N Year UT alpha delta N sat. month day obs with decimals h m s deg ' '' ----------------------------------------------------