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
2003-12-20 08:58:32 C 08 15 10.60 +15 27 25.0 16.4 d H72
2003-12-20 09:13:30 C 08 15 10.18 +15 27 04.7 17.2 c 704
2003-12-20 13:41:30 C 08 14 56.19 +15 21 24.9 16.7 r D85
2003-12-20 13:44:50 C 08 14 56.00 +15 21 21.7 17.3 r D85
2003-12-20 13:47:08 C 08 14 55.80 +15 21 18.4 17.2 r D85
2003-12-21 09:25:17 C 08 13 50.47 +14 55 09.6 17.2 c 704
2003-12-21 09:43:47 C 08 13 49.35 +14 54 45.5 17.0 c 704
2003-12-21 10:01:56 C 08 13 48.25 +14 54 21.4 17.0 c 704
2003-12-21 10:22:04 C 08 13 47.07 +14 53 53.7 17.2 c 704
2003-12-21 10:40:13 C 08 13 46.01 +14 53 30.2 17.2 c 704
2003-12-21 12:35:38 C 08 13 39.75 +14 50 59.8 17.2 c 608
2003-12-21 12:50:24 C 08 13 38.87 +14 50 39.9 17.4 c 608
2003-12-21 13:05:58 C 08 13 37.92 +14 50 19.1 17.4 c 608
2003-12-23 23:59:04 C 08 10 04.33 +13 29 03.4 c 113
2003-12-24 00:00:39 C 08 10 04.24 +13 29 01.1 c 113
2003-12-24 00:02:14 C 08 10 04.11 +13 28 58.8 c 113
2003-12-24 00:03:49 C 08 10 04.02 +13 28 56.8 c 113
2003-12-24 00:05:24 C 08 10 03.92 +13 28 54.5 c 113
2003-12-25 01:17:30 C 08 08 24.32 +12 52 48.0 r 170
2003-12-25 01:21:08 C 08 08 24.06 +12 52 42.8 r 170
2003-12-25 01:23:34 C 08 08 23.88 +12 52 39.2 r 170
2003-12-27 00:31:53 C 08 05 04.84 +11 42 47.6 c 130
2003-12-27 00:37:26 C 08 05 04.42 +11 42 39.4 c 130
2003-12-27 00:43:23 C 08 05 03.96 +11 42 30.4 c 130
2003-12-27 00:49:45 C 08 05 03.48 +11 42 20.6 c 130
2003-12-31 04:25:02 C 07 57 08.37 +09 05 23.5 r 859
2003-12-31 04:27:55 C 07 57 08.12 +09 05 18.6 r 859
2003-12-31 04:30:51 C 07 57 07.84 +09 05 13.9 r 859
2003-12-31 15:44:33 C 07 56 09.94 +08 46 31.7 m 379
2003-12-31 15:53:09 C 07 56 09.18 +08 46 16.8 m 379
2004-01-01 13:51:03 C 07 54 13.37 +08 09 36.4 m 379
2004-01-01 13:55:20 C 07 54 12.96 +08 09 29.3 m 379
2004-01-02 15:37:35 C 07 51 52.41 +07 25 51.0 m 379
2004-01-02 15:44:02 C 07 51 51.79 +07 25 38.7 m 379
2004-01-03 22:42:12 C 07 48 57.26 +06 32 02.6 r 203
2004-01-03 23:06:58 C 07 48 54.78 +06 31 19.5 r 203
2004-01-04 22:16:02 C 07 46 40.09 +05 50 35.2 r 203
2004-01-04 22:59:50 C 07 46 35.78 +05 49 18.5 r 203
2004-01-08 06:17:22 C 07 38 29.03 +03 25 56.6 r 750
2004-01-08 06:30:33 C 07 38 27.61 +03 25 32.0 r 750
2004-01-08 06:44:47 C 07 38 26.01 +03 25 06.0 r 750
2004-01-10 06:39:59 C 07 33 15.30 +01 56 08.6 c H41
2004-01-10 06:42:01 C 07 33 15.08 +01 56 05.4 c H41
2004-01-10 06:44:03 C 07 33 14.87 +01 56 00.9 c H41
2004-01-10 06:47:13 C 07 33 14.47 +01 55 54.9 c H41
2004-01-10 06:49:00 C 07 33 14.26 +01 55 52.3 c H41
2004-01-10 06:50:29 C 07 33 14.10 +01 55 49.0 c H41
2004-01-10 06:52:05 C 07 33 13.94 +01 55 46.3 c H41
2004-01-10 23:15:07 C 07 31 25.28 +01 25 00.6 c 204
2004-01-10 23:17:32 C 07 31 25.00 +01 24 56.1 c 204