Contents. planet: 7 - Uranus satellites: 102 - S/2001 U2 :16, 103 - S/2001 U3 : 9, 303 - S/2003 U3 :21 total number: 46 type: absolute dates: 2001-2003 observatory: 304 - Las Campanas 309 - Cerro Paranal 675 - Palomar Mountain 568 - Mauna Kea 807 - Cerro Tololo. Reference. M.P.E.C. 2003-S105 Issued 2003 Sept. 30, 22:45 UT M.P.E.C. 2003-T29 Issued 2003 Oct. 6, 18:48 UT M.P.E.C. 2003-T58 Issued 2003 Oct. 9, 14:23 UT 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: 304 - Clay 6.5-m reflector 309 - ESO 8.2-m UT3 Telescope 568 - Sabaru 8.2-m reflector, Gemini 8.2-m reflector, 3.6-m Canada-France-Hawaii telescope 675 - 5-m Hale reflector 807 - 4-m Blanco reflector observers: 304 - M. Holman 309 - P. Rousselot, O. Mousis. Measurer B. Gladman. 568 - S. S. Sheppard, D. C. Jewitt, J. Kavelaars. Measurers S. S. Sheppard, J. Kavelaars, M. Holman. 675 - P. Nicholson, C. Dumas. Measurer B. Gladman 807 - M. Holman, J. Kavelaars. Measurers M. Holman, J. Kavelaars, D. Milisavljevic, T. Grav. data included in standard data file: no Comments. S/2001 U2 : Magnitude 24.9 - 25.2 S/2001 U3 : Magnitude 25.1 - 25.5 S/2003 U3 : Magnitude 25.1 - 25.6 Filter R 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 ' '' ----------------------------------------------------