Last updated 25-Sep-2000
After 2nd opposition recovery in 2000:
1997 DP Epoch 2000 Sept. 13.0 TT = JDT 2451800.5 Williams M 318.94160 (2000.0) P Q n 0.17555912 Peri. 207.45263 +0.67930957 -0.73278804 a 3.1587878 Node 199.84061 +0.69283568 +0.65815470 e 0.1298322 Incl. 6.68314 +0.24190335 +0.17278331 P 5.61 H 15.0 G 0.15 U 5 From 29 observations at 2 oppositions, 1997-2000, mean residual 0".69. Orbital elements from MPEC 2000-R22.
1997 DP Epoch 1997 Feb. 21.0 TT = JDT 2450500.5 Williams M 90.04490 (2000.0) P Q n 0.17508361 Peri. 208.03617 +0.67071483 -0.74065931 a 3.1645045 Node 199.92518 +0.70037257 +0.64998825 e 0.1296938 Incl. 6.66690 +0.24417180 +0.17011483 P 5.63 H 14.5 G 0.15From observations over 26-day arc. Ref. MPC 29572.
1997 DP Epoch 1997 Feb. 21.0 TT = JDT 2450500.5 Williams M 72.38927 (2000.0) P Q n 0.17478892 Peri. 229.88492 +0.31934087 -0.94675202 a 3.1680603 Node 201.59795 +0.89981471 +0.31651554 e 0.0788583 Incl. 6.39715 +0.29724552 +0.05897909 P 5.64 H 14.5 G 0.15 >From observations over 16-day arc. Ref. MPC 29287.
Courtesy of Dennis Borgman:
Epoch Time 2450510.706030 03/03/1997 4h56m40.99s UT ELEMENTS M 50.899236 a 3.208027 e 0.120770 Peri 247.371267 Node 204.678726 i 5.999896 T (Perihelion) 2450213.974147 05/10/1996 11h22m46.33s UT Position -2.7033298 1.2579882 0.2842039 Velocity -0.3087501 -0.4812957 -0.1704172
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