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
2021-12-10 21:43:54 s 1 -53896.465 0 +377058.86 7030.0 C57
2021-12-10 21:53:54 S 08 26 06.965 +19 08 59.35 V C57
2021-12-10 21:53:54 s 1 -54236.508 0 +376905.38 8750.0 C57
2021-12-10 22:03:54 S 08 26 06.595 +19 08 49.56 V C57
2021-12-10 22:03:54 s 1 -54576.416 0 +376750.93 9690.0 C57
2021-12-10 22:13:54 S 08 26 06.514 +19 08 39.66 V C57
2021-12-10 22:13:54 s 1 -54916.188 0 +376595.52 9860.0 C57
2021-12-10 22:23:54 S 08 26 05.976 +19 08 29.26 V C57
2021-12-10 22:23:54 s 1 -55255.824 0 +376439.15 9240.0 C57
2021-12-10 22:33:54 S 08 26 05.885 +19 08 16.76 V C57
2021-12-10 22:33:54 s 1 -55595.322 0 +376281.81 7830.0 C57
2021-12-10 22:43:54 S 08 26 05.558 +19 08 07.22 V C57
2021-12-10 22:43:54 s 1 -55934.682 0 +376123.51 5630.0 C57
2021-12-10 22:53:54 S 08 26 05.153 +19 07 52.61 V C57
2021-12-10 22:53:54 s 1 -56273.901 0 +375964.25 2630.0 C57
2021-12-10 23:03:54 S 08 26 04.906 +19 07 43.43 V C57
2021-12-10 23:03:54 s 1 -56612.980 0 +375804.03 8840.0 C57
2021-12-10 23:13:54 S 08 26 04.642 +19 07 32.27 V C57
2021-12-10 23:13:54 s 1 -56951.918 0 +375642.84 4240.0 C57
2021-12-10 23:23:54 S 08 26 04.289 +19 07 20.60 V C57
2021-12-10 23:23:54 s 1 -57290.712 0 +375480.69 8830.0 C57
2021-12-10 23:33:54 S 08 26 04.070 +19 07 14.45 V C57
2021-12-10 23:33:54 s 1 -57629.363 0 +375317.57 2600.0 C57
2021-12-10 23:43:54 S 08 26 03.586 +19 06 59.80 V C57
2021-12-10 23:43:54 s 1 -57967.870 0 +375153.48 5560.0 C57
2021-12-10 23:53:54 S 08 26 03.247 +19 06 46.44 V C57
2021-12-10 23:53:54 s 1 -58306.230 0 +374988.44 7700.0 C57
2021-12-11 00:03:54 S 08 26 02.926 +19 06 37.66 V C57
2021-12-11 00:03:54 s 1 -58644.444 0 +374822.42 9010.0 C57
2021-12-11 00:13:54 S 08 26 02.650 +19 06 28.91 V C57
2021-12-11 00:13:54 s 1 -58982.510 0 +374655.44 9490.0 C57
2021-12-11 00:23:54 S 08 26 02.551 +19 06 15.37 V C57
2021-12-11 00:23:54 s 1 -59320.428 0 +374487.49 9140.0 C57
2021-12-11 00:33:54 S 08 26 02.112 +19 06 05.11 V C57
2021-12-11 00:33:54 s 1 -59658.196 0 +374318.58 7940.0 C57
2021-12-11 00:43:54 S 08 26 01.769 +19 05 56.44 V C57
2021-12-11 00:43:54 s 1 -59995.813 0 +374148.70 5910.0 C57
2021-12-11 00:53:54 S 08 26 01.375 +19 05 44.38 V C57
2021-12-11 00:53:54 s 1 -60333.279 0 +373977.85 3020.0 C57
2021-12-11 01:03:54 S 08 26 01.358 +19 05 33.83 V C57
2021-12-11 01:03:54 s 1 -60670.592 0 +373806.03 9290.0 C57
2021-12-11 01:13:54 S 08 26 00.941 +19 05 21.34 V C57
2021-12-11 01:13:54 s 1 -61007.751 0 +373633.25 4690.0 C57
2021-12-11 01:23:54 S 08 26 00.590 +19 05 10.46 V C57
2021-12-11 01:23:54 s 1 -61344.755 0 +373459.50 9240.0 C57
2021-12-11 01:33:54 S 08 26 00.211 +19 04 58.12 V C57
2021-12-11 01:33:54 s 1 -61681.604 0 +373284.77 2920.0 C57
2021-12-11 01:43:54 S 08 25 59.995 +19 04 51.49 V C57
2021-12-11 01:43:54 s 1 -62018.295 0 +373109.08 5730.0 C57
2021-12-11 01:53:54 S 08 25 59.570 +19 04 39.36 V C57