Asteroid: 1999 AN10

Predicted positions for POSS plate 07ID with length of trail in arcsecs and pixel. The predictor generates ephemerides for start, midth, and end of trail, along with the predicted magnitude. 

     J99A10N   1955 01 26.40208 08 37 40.88 +72 40 17.0 07ID     16.8        675
     J99A10N   1955 01 26.41770 08 37 15.52 +72 40 27.2 07ID     16.8        675
     J99A10N   1955 01 26.43333 08 36 50.11 +72 40 37.2 07ID     16.8        675
                     -226.82"         20.2"       227.7"
                     -133.42p         11.9p       134.0p

Actually measured positions, start and end of trail 

     J99A10N  P1955 01 26.40208 08 38 27.62 +72 39 47.3                      675
     J99A10N  P1955 01 26.43333 08 37 35.00 +72 40 04.4                      675
Link to the M.P.E.C. which published the improved orbit.

DSS image of 1999 AN10 from Jan 26, 1955 on POSS plate 07ID (red and blue plate)