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Contents. planet: 5 - Jupiter satellites: Callirhoe J17 - S/1999 J 1: 20 total number: 20 type: absolute dates: 1999-2000 observatory: 687 - Northern Arizona University, Flagstaff 809 - ESO, La Silla 309 - Cerro Paranal Reference. IAU Circular No. 7460, 2000 July 20 2000IAUC_7460____1S IAU Circular No. 7469, 2000 July 28 2000IAUC_7469____1G IAU Circular No. 7472, 2000 August 3 2000IAUC_7472____1G 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: 1 - Reflector, D = 2.2 m 2 - Very Large Telescope, D = 8.2 m observers: 1 - Scotti J. V., Spahr T. B. 2 - Gladman B. data included in standard data file: no Comments. Magnitudes reported are V 19.9 - 21.2 and R 20.8 - 21.5 Format. 1. Year of the moment of observation 2. Month of the moment of observation 3. Day of the moment 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. Number of observatory (see informations above) 11. Number of telescope (see informations above) 12. Number of observer (see informations above) --------------------------------------------------------- Year alpha delta Observatory month day with Telescope decimals h m s deg ' '' Observer ---------------------------------------------------------