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
2021-12-28 02:33:53 s 1 -180443.85 2 +163493.38 5580.0 C57
2021-12-28 02:43:53 S 08 04 46.193 +09 59 34.87 V C57
2021-12-28 02:43:53 s 1 -180488.00 4 +162767.51 1670.0 C57
2021-12-28 02:53:53 S 08 04 45.288 +09 59 19.68 V C57
2021-12-28 02:53:53 s 1 -180530.61 8 +162040.25 740.0 C57
2021-12-28 03:03:53 S 08 04 44.554 +09 59 02.80 V C57
2021-12-28 03:03:53 s 1 -180571.68 6 +161311.61 2760.0 C57
2021-12-28 03:13:53 S 08 04 43.699 +09 58 44.87 V C57
2021-12-28 03:13:53 s 1 -180611.20 1 +160581.59 7680.0 C57
2021-12-28 03:23:53 S 08 04 42.814 +09 58 30.97 V C57
2021-12-28 03:23:53 s 1 -180649.15 4 +159850.18 5480.0 C57
2021-12-28 03:33:53 S 08 04 41.909 +09 58 15.64 V C57
2021-12-28 03:33:53 s 1 -180685.53 6 +159117.39 6110.0 C57
2021-12-28 03:43:53 S 08 04 41.167 +09 57 59.04 V C57
2021-12-28 03:43:53 s 1 -180720.34 0 +158383.20 9540.0 C57
2021-12-28 03:53:53 S 08 04 40.219 +09 57 38.09 V C57
2021-12-28 03:53:53 s 1 -180753.55 6 +157647.64 5730.0 C57
2021-12-28 04:03:53 S 08 04 39.511 +09 57 24.37 V C57
2021-12-28 04:03:53 s 1 -180785.17 7 +156910.68 4650.0 C57
2021-12-28 04:13:53 S 08 04 38.902 +09 57 09.54 V C57
2021-12-28 04:13:53 s 1 -180815.19 4 +156172.34 6260.0 C57
2021-12-28 04:43:53 S 08 04 36.288 +09 56 21.59 V C57
2021-12-28 04:43:53 s 1 -180895.53 5 +153948.97 6840.0 C57
2021-12-28 04:53:53 S 08 04 35.489 +09 56 05.50 V C57
2021-12-28 04:53:53 s 1 -180919.04 9 +153205.06 8820.0 C57
2021-12-28 05:03:53 S 08 04 34.594 +09 55 47.82 V C57
2021-12-28 05:03:53 s 1 -180940.91 6 +152459.77 3300.0 C57
2021-12-28 05:33:53 S 08 04 32.088 +09 55 00.41 V C57
2021-12-28 05:33:53 s 1 -180996.54 1 +150215.52 1350.0 C57
2021-12-28 05:43:53 S 08 04 31.366 +09 54 44.14 V C57
2021-12-28 05:43:53 s 1 -181011.72 7 +149464.65 5440.0 C57
2021-12-28 05:53:53 S 08 04 30.564 +09 54 28.22 V C57
2021-12-28 05:53:53 s 1 -181025.22 1 +148712.39 1820.0 C57
2021-12-28 06:03:53 S 08 04 29.748 +09 54 11.81 V C57
2021-12-28 06:03:53 s 1 -181037.01 2 +147958.73 470.0 C57
2021-12-28 06:13:53 S 08 04 28.870 +09 53 55.50 V C57
2021-12-28 06:13:53 s 1 -181047.09 3 +147203.67 1340.0 C57
2021-12-28 06:23:53 S 08 04 28.178 +09 53 39.16 V C57
2021-12-28 06:23:53 s 1 -181055.45 2 +146447.22 4390.0 C57
2021-12-28 06:33:53 S 08 04 27.254 +09 53 24.04 V C57
2021-12-28 06:33:53 s 1 -181062.08 2 +145689.37 9570.0 C57
2021-12-28 06:43:53 S 08 04 26.496 +09 53 07.01 V C57
2021-12-28 06:43:53 s 1 -181066.97 1 +144930.13 6860.0 C57
2021-12-28 06:53:53 S 08 04 25.594 +09 52 50.88 V C57
2021-12-28 06:53:53 s 1 -181070.11 2 +144169.49 6200.0 C57
2021-12-28 07:03:53 S 08 04 24.715 +09 52 34.21 V C57
2021-12-28 07:03:53 s 1 -181071.49 3 +143407.45 7550.0 C57
2021-12-28 07:13:53 S 08 04 23.940 +09 52 17.51 V C57
2021-12-28 07:13:53 s 1 -181071.10 6 +142644.01 880.0 C57
2021-12-28 07:23:53 S 08 04 23.117 +09 52 01.34 V C57