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
2017-07-04 22:15:14 C 20 12 25.07 -00 17 55.9 u 557
2017-07-04 23:11:02 C 20 12 18.33 -00 16 33.5 u 557
2017-07-04 23:17:06 C 20 12 17.56 -00 16 04.9 o K95
2017-07-04 23:18:43 C 20 12 17.38 -00 16 02.6 o K95
2017-07-04 23:20:31 C 20 12 17.15 -00 15 59.8 o K95
2017-07-04 23:29:23 C 20 12 16.05 -00 15 46.7 o K95
2017-07-04 23:32:11 C 20 12 15.73 -00 15 42.7 o K95
2017-07-04 23:46:58 C 20 12 13.95 -00 15 21.8 o K95
2017-07-04 23:48:31 C 20 12 13.74 -00 15 18.4 o K95
2017-07-04 23:50:06 C 20 12 13.58 -00 15 16.4 o K95
2017-07-05 00:12:19 C 20 12 10.91 -00 15 02.9 u 557
2017-07-05 01:10:32 C 20 12 03.87 -00 13 37.1 u 557
2017-07-05 05:35:11 C 20 11 33.11 -00 07 04.4 463
2017-07-05 05:51:17 C 20 11 31.22 -00 06 41.4 463
2017-07-05 06:06:24 C 20 11 29.39 -00 06 20.7 463
2017-07-05 07:35:18 C 20 11 18.53 -00 04 07.8 463
2017-07-05 07:39:19 C 20 11 18.10 -00 04 02.4 463
2017-07-05 07:47:37 C 20 11 17.21 -00 03 52.1 463
2017-07-05 11:44:01 C 20 10 49.11 +00 01 58.8 L T08
2017-07-05 11:57:11 C 20 10 47.52 +00 02 18.0 L T08
2017-07-05 12:09:38 C 20 10 45.98 +00 02 36.2 L T08
2017-07-05 12:23:10 C 20 10 44.33 +00 02 55.8 L T08
2017-07-05 23:26:14 C 20 09 26.55 +00 18 50.8 q 160
2017-07-05 23:28:19 C 20 09 26.30 +00 18 53.9 q 160
2017-07-05 23:30:26 C 20 09 26.05 +00 18 56.8 q 160
2017-07-06 07:30:27 C 20 08 29.49 +00 30 27.5 719
2017-07-06 08:06:05 C 20 08 25.41 +00 31 16.5 719
2017-07-06 22:38:02 C 20 06 43.31 +00 51 47.4 q 160
2017-07-06 22:40:05 C 20 06 43.07 +00 51 50.1 q 160
2017-07-06 22:42:12 C 20 06 42.81 +00 51 53.1 q 160
2017-07-07 05:02:51 C 20 05 58.39 +01 00 45.0 u H21
2017-07-07 05:05:23 C 20 05 58.08 +01 00 48.6 u H21
2017-07-07 05:07:54 C 20 05 57.78 +01 00 52.1 u H21
2017-07-07 05:10:25 C 20 05 57.48 +01 00 55.5 u H21
2017-07-07 05:12:56 C 20 05 57.18 +01 00 58.9 u H21
2017-07-07 05:15:27 C 20 05 56.88 +01 01 02.4 u H21
2017-07-07 05:17:59 C 20 05 56.57 +01 01 05.9 u H21
2017-07-07 05:20:31 C 20 05 56.27 +01 01 09.5 u H21
2017-07-07 05:23:02 C 20 05 55.97 +01 01 13.0 u H21
2017-07-07 05:25:32 C 20 05 55.67 +01 01 16.4 u H21
2017-07-07 05:28:03 C 20 05 55.37 +01 01 20.0 u H21
2017-07-07 05:30:34 C 20 05 55.06 +01 01 23.5 u H21
2017-07-07 05:33:05 C 20 05 54.76 +01 01 27.0 u H21
2017-07-07 05:35:35 C 20 05 54.46 +01 01 30.5 u H21
2017-07-07 05:38:06 C 20 05 54.16 +01 01 34.0 u H21
2017-07-07 05:40:37 C 20 05 53.86 +01 01 37.3 u H21
2017-07-07 07:49:41 C 20 05 38.57 +01 04 38.3 719
2017-07-07 08:10:20 C 20 05 36.08 +01 05 05.3 463
2017-07-07 08:16:00 C 20 05 35.46 +01 05 13.2 719
2017-07-07 08:28:54 C 20 05 34.09 +01 05 28.3 463