Contents. planet: 7 - Uranus satellites: S/2023 U1 : 11 total number: 11 type: absolute dates: 2021-2023 observatory: 304 - Las Campanas Observatory 568 - Mauna Kea Reference. MPC 171536 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 - 6.5-m Magellan-Baade telescope + CCD, 6.5-m Magellan telescope + CCD 568 - 3.5-m Canada-France-Hawaii Telescope + CCD, 8.2-m reflector + CCD, 8.1-m Gemini reflector + CCD, 8.2-m Subaru reflector + CCD observers: 304 - S. S. Sheppard. Measurers S. S. Sheppard, M. Brozovic, R. Jacobson 568 - B. Gladman, J. Kavelaars, J.-M. Petit, L. Allen, S. S. Sheppard, D. J. Tholen, C. Trujillo, P. S. Lykawka. Measurers L. Allen, B. Gladman, S. S. Sheppard, M. Brozovic, R. Jacobson, J. Kavelaars, J.-M. Petit, L. Allen, D. J. Tholen, C. Trujillo, P. S. Lykawka data included in standard data file: no Comments. Format. 1. Year of the date of observation 2. Month of the date of observation 3. Day of the date of observation with decimals 4. Hour of right ascension (alpha, h) 5. Minute of right ascension (alpha, m) 6. Second of right ascension (alpha, s) 7. Degree of declination (delta, deg) 8. Minute of declination (delta, ' ) 9. Second of declination (delta, '' ) 10. Magnitude, Mag 11. Band for magnitude, Band 12. Code of observatory, N obs --------------------------------------------------------- Year Day with alpha delta Mag Band N Month decimals h m s deg ' '' obs ---------------------------------------------------------