(54509) YORP = 2000 PH
5
84 images of 5, 6 & 10 second exposures, taken 21:44 27 July – 01:22 28 July 2003
Ephemeris brightness mag +15.7, motion 35”/min, moved 2
º in 3h 40mins of observation.
0.3-m Schmidt-Cassegrain & CCD.
Analysis courtesy
of Petr Pravec