Contents. planet: 9 - Pluto satellites: 2 - 2005 P1 : 4 3 - 2005 P2 : 4 total number: 8 type: relative dates: 2005-2006 observatory: 250 - Hubble Space Telescope Reference. 1. Weaver, H. A.; Stern, S. A.; Mutchler, M. J.; Steffl, A. J.; Buie, M. W.; Merline, W. J.; Spencer, J. R.; Young, E. F.; Young, L. A. (2005). S/2005 P 1 AND S/2005 P 2. International Astronomical Union Circular. No. 8625. 2005IAUC_8625____1W 2. Mutchler, M. J.; Steffl, A. J.; Weaver, H. A.; Stern, S. A.; Buie, M. W.; Merline, W. J.; Spencer, J. R.; Young, E. F.; Young, L. A. (2006). S/2005 P 1 and S/2005 P 2 International Astronomical Union Circular. No. 8676. 2006IAUC_8676____1M 3. Stern, S. A.; Weaver, H. A.; Mutchler, M. J.; Steffl, A. J.; Merline, W. J.; Spencer, J. R.; Buie, M. W.; Young, E. F.; Young, L. A. (2006). S/2005 P 1 and S/2005 P 2 International Astronomical Union Circular. No. 8686. 2006IAUC_8686____1S Informations. relative to: Pluto reference frame: astrometric centre of frame: topocentre epoch of equinox: J2000 time scale: UTC reduction: no information coordinates: apparent distance, position angle diff. refraction: no information receptor: CCD telescope: HST observers: H. A. Weaver, S. A. Stern, A. J. Steffl, M. W. Buie, W. J. Merline, J. R. Spencer, E. F. Young, L. A. Young. data included in standard data file: no Comments. no information Format. 1. Number of satellite (N sat) 2. Year of the date of observation 3. Month of the date of observation 4. Day of the date of observation with decimals (UTC) 5. Distance, arcsec 6. Position angle, degrees 7. Topocentric magnitude at the moment of observation (Magn., "-" if not given)) -------------------------------------- year Dist. Pos. Magn. N month angle sat day arcsec deg. --------------------------------------