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
2021-12-27 09:13:53 s 1 -168771.97 4 +231633.00 1620.0 C57
2021-12-27 09:23:53 S 08 06 10.512 +10 27 28.48 V C57
2021-12-27 09:23:53 s 1 -168940.70 2 +231045.09 2870.0 C57
2021-12-27 09:33:53 S 08 06 09.773 +10 27 12.38 V C57
2021-12-27 09:33:53 s 1 -169108.49 9 +230455.92 9760.0 C57
2021-12-27 09:43:53 S 08 06 08.911 +10 26 57.37 V C57
2021-12-27 09:43:53 s 1 -169275.36 1 +229865.48 2270.0 C57
2021-12-27 09:53:53 S 08 06 08.088 +10 26 40.63 V C57
2021-12-27 09:53:53 s 1 -169441.28 5 +229273.77 400.0 C57
2021-12-27 10:03:53 S 08 06 07.358 +10 26 25.37 V C57
2021-12-27 10:03:53 s 1 -169606.26 5 +228680.79 4120.0 C57
2021-12-27 10:13:53 S 08 06 06.444 +10 26 06.25 V C57
2021-12-27 10:13:53 s 1 -169770.29 7 +228086.55 3410.0 C57
2021-12-27 10:23:53 S 08 06 05.712 +10 25 53.47 V C57
2021-12-27 10:23:53 s 1 -169933.37 8 +227491.03 8260.0 C57
2021-12-27 10:33:53 S 08 06 04.898 +10 25 36.48 V C57
2021-12-27 10:33:53 s 1 -170095.50 2 +226894.24 8640.0 C57
2021-12-27 10:43:53 S 08 06 04.070 +10 25 20.17 V C57
2021-12-27 10:43:53 s 1 -170256.66 6 +226296.17 4540.0 C57
2021-12-27 10:53:53 S 08 06 03.223 +10 25 04.66 V C57
2021-12-27 10:53:53 s 1 -170416.86 5 +225696.83 5930.0 C57
2021-12-27 11:03:53 S 08 06 02.417 +10 24 48.78 V C57
2021-12-27 11:03:53 s 1 -170576.09 5 +225096.22 2800.0 C57
2021-12-27 11:13:53 S 08 06 01.637 +10 24 31.43 V C57
2021-12-27 11:13:53 s 1 -170734.35 2 +224494.32 5130.0 C57
2021-12-27 11:23:53 S 08 06 00.821 +10 24 15.48 V C57
2021-12-27 11:23:53 s 1 -170891.63 0 +223891.15 2890.0 C57
2021-12-27 11:33:53 S 08 06 00.180 +10 24 02.30 V C57
2021-12-27 11:33:53 s 1 -171047.92 6 +223286.70 6070.0 C57
2021-12-27 11:43:53 S 08 05 59.314 +10 23 44.45 V C57
2021-12-27 11:43:53 s 1 -171203.23 5 +222680.96 4650.0 C57
2021-12-27 11:53:53 S 08 05 58.421 +10 23 28.32 V C57
2021-12-27 11:53:53 s 1 -171357.55 2 +222073.95 8610.0 C57
2021-12-27 12:03:53 S 08 05 57.634 +10 23 14.03 V C57
2021-12-27 12:03:53 s 1 -171510.87 4 +221465.65 7930.0 C57
2021-12-27 12:13:53 S 08 05 56.844 +10 22 56.60 V C57
2021-12-27 12:13:53 s 1 -171663.19 5 +220856.06 2590.0 C57
2021-12-27 12:23:53 S 08 05 56.057 +10 22 39.72 V C57
2021-12-27 12:23:53 s 1 -171814.51 1 +220245.19 2570.0 C57
2021-12-27 12:33:53 S 08 05 55.231 +10 22 25.39 V C57
2021-12-27 12:33:53 s 1 -171964.81 7 +219633.04 7840.0 C57
2021-12-27 12:43:53 S 08 05 54.437 +10 22 07.32 V C57
2021-12-27 12:43:53 s 1 -172114.10 8 +219019.59 8390.0 C57
2021-12-27 12:53:53 S 08 05 53.633 +10 21 51.52 V C57
2021-12-27 12:53:53 s 1 -172262.38 1 +218404.85 4200.0 C57
2021-12-27 13:03:53 S 08 05 52.781 +10 21 37.01 V C57
2021-12-27 13:03:53 s 1 -172409.63 0 +217788.83 5240.0 C57
2021-12-27 13:13:53 S 08 05 51.998 +10 21 19.69 V C57
2021-12-27 13:13:53 s 1 -172555.85 1 +217171.51 1500.0 C57
2021-12-27 13:33:53 S 08 05 50.446 +10 20 47.51 V C57