IAA RAS IAA Minor Planet Database

20460 Robwhiteley (1999 LO28)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4117741619 ± 8.13e-09
Semi-major axis (a)1.8767110841 AU ± 8.20e-10
Inclination (i)33.95480643° ± 1.54e-06
Long. of Asc. Node (Ω)279.99013513° ± 1.68e-06
Arg. of Perihelion (ω)283.73590783° ± 2.65e-06
Mean Anomaly (M)136.81888080° ± 1.43e-06
Mean Motion (n)0.3833682547°/day ± 2.51e-10
Perihelion dist (q)1.10392995 AU ± 1.53e-08
Aphelion dist (Q)2.64949222 AU ± 1.53e-08
Orbital Period2.57096479 yr ± 1.68e-09
Physical Parameters
H (abs. magnitude)15.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.328801 AU
Observations Used4939
Gaia Obs Used150
Oppositions38
Arc Total1954-2025
First Observation Used1954-12-30
Last Observation Used2025-12-09
Observations (8282)
Date Type RA Dec Mag Band Observatory
2021-12-22 16:33:53 S 08 14 16.865 +13 19 08.58 – V C57
2021-12-22 16:33:53 s 1 +41868.594 0 +381620.23 290.0 – C57
2021-12-22 16:43:53 S 08 14 16.224 +13 18 55.33 – V C57
2021-12-22 16:43:53 s 1 +41518.048 0 +381731.43 6370.0 – C57
2021-12-22 16:53:53 S 08 14 15.684 +13 18 40.36 – V C57
2021-12-22 16:53:53 s 1 +41167.392 0 +381841.66 2220.0 – C57
2021-12-22 17:03:53 S 08 14 15.050 +13 18 24.70 – V C57
2021-12-22 17:03:53 s 1 +40816.626 0 +381950.92 7850.0 – C57
2021-12-22 17:13:53 S 08 14 14.290 +13 18 12.92 – V C57
2021-12-22 17:13:53 s 1 +40465.750 0 +382059.20 3270.0 – C57
2021-12-22 17:23:53 S 08 14 13.774 +13 17 57.84 – V C57
2021-12-22 17:23:53 s 1 +40114.767 0 +382166.52 8470.0 – C57
2021-12-22 17:33:53 S 08 14 13.123 +13 17 43.37 – V C57
2021-12-22 17:33:53 s 1 +39763.676 0 +382272.87 3470.0 – C57
2021-12-22 17:43:53 S 08 14 12.550 +13 17 28.46 – V C57
2021-12-22 17:43:53 s 1 +39412.480 0 +382378.25 8270.0 – C57
2021-12-22 17:53:54 S 08 14 11.866 +13 17 14.46 – V C57
2021-12-22 17:53:54 s 1 +39061.178 0 +382482.66 2860.0 – C57
2021-12-22 18:03:53 S 08 14 11.347 +13 17 00.13 – V C57
2021-12-22 18:03:53 s 1 +38709.772 0 +382586.10 7260.0 – C57
2021-12-22 18:13:53 S 08 14 10.574 +13 16 46.13 – V C57
2021-12-22 18:13:53 s 1 +38358.263 0 +382688.58 1470.0 – C57
2021-12-22 18:23:53 S 08 14 10.001 +13 16 31.08 – V C57
2021-12-22 18:23:53 s 1 +38006.652 0 +382790.08 5490.0 – C57
2021-12-22 18:33:53 S 08 14 09.370 +13 16 16.46 – V C57
2021-12-22 18:33:53 s 1 +37654.940 0 +382890.62 9320.0 – C57
2021-12-22 18:43:53 S 08 14 08.801 +13 16 02.68 – V C57
2021-12-22 18:43:53 s 1 +37303.127 0 +382990.18 2980.0 – C57
2021-12-22 18:53:53 S 08 14 08.177 +13 15 48.28 – V C57
2021-12-22 18:53:53 s 1 +36951.214 0 +383088.78 6460.0 – C57
2021-12-22 19:03:53 S 08 14 07.411 +13 15 34.70 – V C57
2021-12-22 19:03:53 s 1 +36599.204 0 +383186.42 9770.0 – C57
2021-12-22 19:13:53 S 08 14 06.845 +13 15 21.13 – V C57
2021-12-22 19:13:53 s 1 +36247.096 0 +383283.08 2910.0 – C57
2021-12-22 19:23:54 S 08 14 06.300 +13 15 05.00 – V C57
2021-12-22 19:23:54 s 1 +35894.891 0 +383378.78 5890.0 – C57
2021-12-22 19:33:53 S 08 14 05.563 +13 14 50.46 – V C57
2021-12-22 19:33:53 s 1 +35542.591 0 +383473.51 8710.0 – C57
2021-12-22 19:43:53 S 08 14 04.994 +13 14 36.82 – V C57
2021-12-22 19:43:53 s 1 +35190.196 0 +383567.28 1370.0 – C57
2021-12-22 19:53:53 S 08 14 04.296 +13 14 21.62 – V C57
2021-12-22 19:53:53 s 1 +34837.707 0 +383660.08 3880.0 – C57
2021-12-22 20:03:53 S 08 14 03.722 +13 14 07.80 – V C57
2021-12-22 20:03:53 s 1 +34485.126 0 +383751.91 6250.0 – C57
2021-12-22 20:13:53 S 08 14 03.074 +13 13 53.44 – V C57
2021-12-22 20:13:53 s 1 +34132.453 0 +383842.77 8470.0 – C57
2021-12-22 20:23:53 S 08 14 02.453 +13 13 37.81 – V C57
2021-12-22 20:23:53 s 1 +33779.689 0 +383932.67 540.0 – C57
2021-12-22 20:33:53 S 08 14 01.865 +13 13 24.92 – V C57
2021-12-22 20:33:53 s 1 +33426.835 0 +384021.61 2490.0 – C57