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
2018-11-30 09:39:01 C 02 07 50.55 +54 10 55.1 U T05
2018-11-30 09:47:00 C 02 07 50.10 +54 10 49.2 U T05
2018-11-30 10:04:11 C 02 07 49.07 +54 10 35.4 U T05
2018-12-09 01:33:04 C 01 58 15.01 +51 18 46.5 V G96
2018-12-09 01:41:06 C 01 58 14.71 +51 18 39.5 V G96
2018-12-09 01:49:09 C 01 58 14.43 +51 18 32.8 V G96
2018-12-09 01:57:11 C 01 58 14.11 +51 18 25.9 V G96
2018-12-10 08:50:55 C 01 57 10.40 +50 51 41.1 U T08
2018-12-10 08:58:52 C 01 57 10.09 +50 51 34.9 U T08
2018-12-10 08:59:33 C 01 57 10.07 +50 51 34.5 U T08
2018-12-10 09:00:52 C 01 57 10.02 +50 51 32.3 U T08
2018-12-10 09:13:45 C 01 57 09.54 +50 51 22.1 U T08
2018-12-10 09:15:04 C 01 57 09.48 +50 51 20.3 U T08
2018-12-10 09:29:00 C 01 57 09.07 +50 51 07.5 U T08
2018-12-10 09:39:54 C 01 57 08.62 +50 50 58.3 U T08
2018-12-28 08:30:05 C 01 51 46.56 +44 36 29.6 V T05
2018-12-28 08:40:30 C 01 51 46.54 +44 36 21.1 V T05
2018-12-28 08:56:24 C 01 51 46.67 +44 36 08.4 V T05
2018-12-28 09:06:06 C 01 51 46.64 +44 35 58.9 V T05
2019-01-04 02:48:09 C 01 53 40.12 +42 25 01.6 V 703
2019-01-04 02:56:07 C 01 53 40.25 +42 24 56.4 V 703
2019-01-04 03:04:24 C 01 53 40.41 +42 24 49.2 V 703
2019-01-09 08:10:05 C 01 56 20.11 +40 50 01.1 V T05
2019-01-09 08:27:13 C 01 56 20.33 +40 49 53.0 V T05
2019-01-09 08:34:15 C 01 56 20.51 +40 49 47.2 V T05
2019-01-09 08:35:34 C 01 56 20.54 +40 49 46.7 V T05
2019-01-09 08:54:41 C 01 56 21.08 +40 49 32.6 V T05
2019-01-09 09:03:02 C 01 56 21.18 +40 49 26.1 V T05
2019-01-09 09:21:28 C 01 56 21.63 +40 49 12.4 V T05
2019-01-11 06:59:32 C 01 57 34.57 +40 16 18.5 V T08
2019-01-11 07:13:40 C 01 57 34.94 +40 16 08.9 V T08
2019-01-11 07:19:05 C 01 57 35.07 +40 16 03.5 V T08
2019-01-11 07:40:29 C 01 57 35.52 +40 15 47.0 V T08
2019-01-19 03:24:44 C 02 03 46.03 +38 09 52.3 V 703
2019-01-19 03:32:24 C 02 03 46.36 +38 09 48.1 V 703
2019-01-19 03:47:44 C 02 03 47.02 +38 09 35.5 V 703
2019-01-23 05:56:04 C 02 07 41.487 +37 09 57.01 U F51
2019-01-23 06:13:38 C 02 07 42.196 +37 09 46.62 U F51
2019-01-23 06:31:04 C 02 07 42.905 +37 09 36.31 U F51
2019-01-23 06:48:33 C 02 07 43.615 +37 09 25.89 U F51
2019-01-24 03:03:54 C 02 08 35.37 +36 57 38.2 V 703
2019-01-24 03:11:29 C 02 08 35.62 +36 57 33.0 V 703
2019-01-24 03:19:04 C 02 08 35.93 +36 57 28.8 V 703
2019-01-24 03:26:40 C 02 08 36.27 +36 57 25.2 V 703
2019-01-25 06:09:34 C 02 09 45.95 +36 42 07.9 V T05
2019-01-25 06:21:41 C 02 09 46.45 +36 42 01.4 V T05
2019-01-25 06:32:19 C 02 09 46.85 +36 41 54.9 V T05
2019-01-25 06:43:00 C 02 09 47.34 +36 41 48.2 V T05
2019-01-27 02:33:43 C 02 11 45.59 +36 17 22.0 V 703
2019-01-27 02:42:00 C 02 11 46.02 +36 17 18.0 V 703