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
2021-12-14 22:03:54 s 1 -175280.83 6 +106226.78 8780.0 – C57
2021-12-14 22:13:54 S 08 22 34.949 +17 18 02.52 – V C57
2021-12-14 22:13:54 s 1 -175179.19 8 +105385.05 830.0 – C57
2021-12-14 22:23:54 S 08 22 34.550 +17 17 50.46 – V C57
2021-12-14 22:23:54 s 1 -175075.12 7 +104541.85 2430.0 – C57
2021-12-14 23:03:54 S 08 22 32.810 +17 17 02.65 – V C57
2021-12-14 23:03:54 s 1 -174634.19 4 +101154.44 2970.0 – C57
2021-12-14 23:13:54 S 08 22 32.448 +17 16 52.21 – V C57
2021-12-14 23:13:54 s 1 -174517.71 8 +100303.94 1300.0 – C57
2021-12-14 23:23:54 S 08 22 31.994 +17 16 38.93 – V C57
2021-12-14 23:23:54 s 1 -174398.71 1 +99451.989 8780.0 – C57
2021-12-14 23:33:54 S 08 22 31.601 +17 16 25.54 – V C57
2021-12-14 23:33:54 s 1 -174277.15 8 +98598.579 5340.0 – C57
2021-12-14 23:43:54 S 08 22 31.123 +17 16 13.80 – V C57
2021-12-14 23:43:54 s 1 -174153.04 1 +97743.718 900.0 – C57
2021-12-14 23:53:54 S 08 22 30.730 +17 16 01.06 – V C57
2021-12-14 23:53:54 s 1 -174026.34 4 +96887.408 5410.0 – C57
2021-12-15 00:03:54 S 08 22 30.329 +17 15 48.96 – V C57
2021-12-15 00:03:54 s 1 -173897.04 9 +96029.649 8780.0 – C57
2021-12-15 00:13:54 S 08 22 29.995 +17 15 36.36 – V C57
2021-12-15 00:13:54 s 1 -173765.13 8 +95170.445 950.0 – C57
2021-12-15 00:23:54 S 08 22 29.453 +17 15 26.82 – V C57
2021-12-15 00:23:54 s 1 -173630.59 6 +94309.798 1840.0 – C57
2021-12-17 10:00:56 C 08 20 19.36 +16 05 43.5 – V T08
2021-12-17 10:03:36 C 08 20 19.23 +16 05 40.2 – V T08
2021-12-17 10:07:36 C 08 20 19.05 +16 05 35.2 – V T08
2021-12-17 10:14:54 C 08 20 18.72 +16 05 26.1 – V T08
2021-12-17 16:40:00 C 08 20 01.42 +15 57 19.5 – V D29
2021-12-17 16:59:23 C 08 20 00.50 +15 56 55.2 – V D29
2021-12-17 17:18:47 C 08 19 59.57 +15 56 31.1 – V D29
2021-12-18 10:03:54 S 08 19 37.786 +15 37 07.10 – V C57
2021-12-18 10:03:54 s 1 +175213.36 0 +105385.27 1600.0 – C57
2021-12-18 15:13:54 S 08 19 25.118 +15 30 35.32 – V C57
2021-12-18 15:13:54 s 1 +177631.29 2 +131001.36 5940.0 – C57
2021-12-18 21:03:54 S 08 19 10.385 +15 23 13.49 – V C57
2021-12-18 21:03:54 s 1 +177986.32 2 +158179.11 3630.0 – C57
2021-12-18 21:13:54 S 08 19 09.893 +15 22 59.27 – V C57
2021-12-18 21:13:54 s 1 +177964.09 0 +158928.66 840.0 – C57
2021-12-18 21:43:54 S 08 19 08.801 +15 22 22.22 – V C57
2021-12-18 21:43:54 s 1 +177887.38 1 +161168.41 3260.0 – C57
2021-12-19 00:03:54 S 08 19 02.683 +15 19 24.31 – V C57
2021-12-19 00:03:54 s 1 +177337.24 3 +171444.77 9030.0 – C57
2021-12-19 00:33:54 S 08 19 01.306 +15 18 46.58 – V C57
2021-12-19 00:33:54 s 1 +177179.65 1 +173609.39 5090.0 – C57
2021-12-19 02:13:54 S 08 18 56.796 +15 16 37.60 – V C57
2021-12-19 02:13:54 s 1 +176557.92 0 +180730.11 5870.0 – C57
2021-12-19 02:23:54 S 08 18 56.470 +15 16 24.92 – V C57
2021-12-19 02:23:54 s 1 +176487.78 8 +181434.21 5930.0 – C57
2021-12-19 02:33:54 S 08 18 56.026 +15 16 13.69 – V C57
2021-12-19 02:33:54 s 1 +176416.23 9 +182136.86 490.0 – C57