Asteroid: 2001 SN263

Predicted positions for POSS plates A1WL and A193 with length of trail in arcsecs. The predictor generates ephemerides for start, midth, and end of trail, along with the predicted magnitude.

     K01SQ3N   1990 09 25.30278 00 30 33.64 +12 02 21.2 A07A     19.0       261
     K01SQ3N   1990 09 25.32014 00 30 32.25 +12 02 16.8 A07A     19.0       261
     K01SQ3N   1990 09 25.33750 00 30 30.85 +12 02 12.4 A07A     19.0       261
                      -40.93"         -8.8"        41.9"

Actually measured positions:

     K01SQ3N   1990 09 25.30278 00 32 08.80 +12 15 29.2 A07A                261
     K01SQ3N   1990 09 25.33750 00 32 06.04 +12 15 20.4 A07A                261

DSS image of 2001 SN263 from September 25, 1990 on POSS plate A07A

Link to the MPEC which published the improved orbit.