Asteroid: 1998 KH17

Predicted positions for POSS plate A08B with length of trail in arcsecs and pixel. The predictor generates ephemerides for start, midth, and end of trail, along with the predicted magnitude.

     J98K17H   1991 10 15.29167 01 08 57.05 +23 00 04.3 A08B     17.8        675
     J98K17H   1991 10 15.31077 01 08 56.02 +22 59 34.9 A08B     17.8        675
     J98K17H   1991 10 15.32986 01 08 54.99 +22 59 05.5 A08B     17.8        675
                      -28.47"        -58.8"        65.3"

Actually measured positions, start and end of trail

Observations:
     J98K17H  P1991 10 15.29167 01 09 00.22 +23 00 01.7 A08B                 675
     J98K17H  P1991 10 15.32986 01 08 58.12 +22 59 04.5 A08B                 675
Link to the MPEC which published the improved orbit

DSS image of 1998 KH17 from October 15, 1991 on POSS plate A08B