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
2021-12-26 07:33:53 S 08 08 12.185 +11 08 24.11 V C57
2021-12-26 07:33:53 s 1 -133810.49 5 +307777.76 9730.0 C57
2021-12-26 07:43:53 S 08 08 11.539 +11 08 09.13 V C57
2021-12-26 07:43:53 s 1 -134083.89 7 +307371.45 9770.0 C57
2021-12-26 07:53:53 S 08 08 10.819 +11 07 53.26 V C57
2021-12-26 07:53:53 s 1 -134356.81 3 +306964.04 7430.0 C57
2021-12-26 08:03:53 S 08 08 10.006 +11 07 38.03 V C57
2021-12-26 08:03:53 s 1 -134629.24 1 +306555.52 2700.0 C57
2021-12-26 08:13:53 S 08 08 09.204 +11 07 21.58 V C57
2021-12-26 08:13:53 s 1 -134901.18 0 +306145.89 5580.0 C57
2021-12-26 08:23:53 S 08 08 08.422 +11 07 05.99 V C57
2021-12-26 08:23:53 s 1 -135172.62 6 +305735.16 6060.0 C57
2021-12-26 08:33:53 S 08 08 07.702 +11 06 51.26 V C57
2021-12-26 08:33:53 s 1 -135443.57 8 +305323.33 4120.0 C57
2021-12-26 08:43:53 S 08 08 06.982 +11 06 34.56 V C57
2021-12-26 08:43:53 s 1 -135714.03 4 +304910.38 9750.0 C57
2021-12-26 08:53:53 S 08 08 06.072 +11 06 19.48 V C57
2021-12-26 08:53:53 s 1 -135983.99 2 +304496.32 2960.0 C57
2021-12-26 09:03:53 S 08 08 05.383 +11 06 04.28 V C57
2021-12-26 09:03:53 s 1 -136253.45 0 +304081.16 3730.0 C57
2021-12-26 09:13:53 S 08 08 04.584 +11 05 48.19 V C57
2021-12-26 09:13:53 s 1 -136522.40 6 +303664.88 2040.0 C57
2021-12-26 09:23:53 S 08 08 03.823 +11 05 31.88 V C57
2021-12-26 09:23:53 s 1 -136790.85 7 +303247.49 7900.0 C57
2021-12-26 09:33:53 S 08 08 03.055 +11 05 16.76 V C57
2021-12-26 09:33:53 s 1 -137058.80 2 +302828.99 1290.0 C57
2021-12-26 09:43:53 S 08 08 02.314 +11 05 01.18 V C57
2021-12-26 09:43:53 s 1 -137326.23 9 +302409.38 2200.0 C57
2021-12-26 09:53:53 S 08 08 01.392 +11 04 44.51 V C57
2021-12-26 09:53:53 s 1 -137593.16 5 +301988.65 620.0 C57
2021-12-26 10:03:53 S 08 08 00.749 +11 04 28.27 V C57
2021-12-26 10:03:53 s 1 -137859.57 9 +301566.80 6550.0 C57
2021-12-26 10:13:53 S 08 07 59.940 +11 04 14.88 V C57
2021-12-26 10:13:53 s 1 -138125.47 7 +301143.84 9970.0 C57
2021-12-26 10:23:53 S 08 07 59.153 +11 03 57.74 V C57
2021-12-26 10:23:53 s 1 -138390.85 9 +300719.76 880.0 C57
2021-12-26 10:33:53 S 08 07 58.421 +11 03 42.59 V C57
2021-12-26 10:33:53 s 1 -138655.72 2 +300294.57 9260.0 C57
2021-12-26 10:43:53 S 08 07 57.610 +11 03 26.06 V C57
2021-12-26 10:43:53 s 1 -138920.06 4 +299868.25 5110.0 C57
2021-12-26 10:53:53 S 08 07 56.952 +11 03 09.65 V C57
2021-12-26 10:53:53 s 1 -139183.88 2 +299440.82 8420.0 C57
2021-12-26 11:03:53 S 08 07 56.136 +11 02 54.64 V C57
2021-12-26 11:03:53 s 1 -139447.17 5 +299012.26 9170.0 C57
2021-12-26 11:13:53 S 08 07 55.296 +11 02 39.66 V C57
2021-12-26 11:13:53 s 1 -139709.94 0 +298582.58 7360.0 C57
2021-12-26 11:23:53 S 08 07 54.516 +11 02 22.45 V C57
2021-12-26 11:23:53 s 1 -139972.17 6 +298151.78 2980.0 C57
2021-12-26 11:33:53 S 08 07 53.786 +11 02 07.73 V C57
2021-12-26 11:33:53 s 1 -140233.88 0 +297719.86 6010.0 C57