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
2013-10-12 09:36:54 C 05 16 39.90 +54 56 54.9 u H21
2013-10-12 09:43:51 C 05 16 39.86 +54 56 56.6 u H21
2013-10-12 09:50:34 C 05 16 39.82 +54 56 58.0 u H21
2013-10-12 09:57:17 C 05 16 39.83 +54 56 59.3 u H21
2013-11-04 17:57:19 C 04 58 34.61 +56 24 05.0 q D29
2013-11-04 18:20:13 C 04 58 33.14 +56 24 06.0 q D29
2013-11-04 18:43:07 C 04 58 31.56 +56 24 06.7 q D29
2013-11-07 01:12:38 C 04 54 56.17 +56 24 56.3 c A24
2013-11-07 01:14:43 C 04 54 56.06 +56 24 56.2 c A24
2013-11-07 01:32:51 C 04 54 54.81 +56 24 56.1 c A24
2013-11-07 01:54:16 C 04 54 53.21 +56 24 55.9 c A24
2013-11-07 02:11:43 C 04 54 52.02 +56 24 56.2 c A24
2013-11-07 02:13:47 C 04 54 51.84 +56 24 55.7 c A24
2013-11-13 01:42:42 C 04 43 59.44 +56 16 25.6 c A24
2013-11-13 01:44:47 C 04 43 59.25 +56 16 25.3 c A24
2013-11-13 02:03:35 C 04 43 57.66 +56 16 22.9 c A24
2013-11-13 02:25:41 C 04 43 55.83 +56 16 20.2 c A24
2013-11-13 02:43:47 C 04 43 54.27 +56 16 17.7 c A24
2013-11-13 02:45:53 C 04 43 54.14 +56 16 17.6 c A24
2013-11-19 06:14:20 C 04 30 59.05 +55 48 26.1 u H21
2013-11-19 06:18:29 C 04 30 58.66 +55 48 24.9 u H21
2013-11-19 06:22:38 C 04 30 58.25 +55 48 23.7 u H21
2013-11-19 06:26:48 C 04 30 57.86 +55 48 22.6 u H21
2013-11-19 06:30:16 C 04 30 57.52 +55 48 21.9 u H21
2013-11-19 06:33:19 C 04 30 57.24 +55 48 21.0 u H21
2013-11-24 11:12:14 C 04 19 09.158 +55 07 24.99 L F51
2013-11-24 12:29:55 C 04 19 01.449 +55 06 53.54 L F51
2013-12-02 22:06:59 C 03 59 38.58 +53 23 59.9 u J27
2013-12-02 22:25:03 C 03 59 36.85 +53 23 48.8 u J27
2013-12-02 22:34:24 C 03 59 35.94 +53 23 42.9 u J27
2013-12-05 09:27:11 C 03 54 08.878 +52 45 19.06 L F51
2013-12-05 09:46:22 C 03 54 07.079 +52 45 05.93 L F51
2013-12-11 07:50:49 C 03 41 52.351 +50 58 17.80 L F51
2013-12-11 08:08:18 C 03 41 50.889 +50 58 03.61 L F51
2013-12-13 02:55:59 C 03 38 28.38 +50 22 24.1 u H21
2013-12-13 03:00:50 C 03 38 28.00 +50 22 20.0 u H21
2013-12-13 03:05:27 C 03 38 27.63 +50 22 16.3 u H21
2013-12-13 03:10:11 C 03 38 27.26 +50 22 12.2 u H21
2013-12-29 20:05:14 C 03 15 45.90 +44 00 56.1 c A24
2013-12-29 20:06:16 C 03 15 45.85 +44 00 55.2 c A24
2013-12-29 21:32:21 C 03 15 42.69 +43 59 28.2 c A24
2013-12-29 21:33:22 C 03 15 42.61 +43 59 27.3 c A24
2013-12-29 21:34:24 C 03 15 42.59 +43 59 26.5 c A24
2013-12-29 21:35:27 C 03 15 42.57 +43 59 25.5 c A24
2014-01-06 01:47:31 C 03 11 12.74 +41 07 35.8 R G45
2014-01-06 02:41:48 C 03 11 11.65 +41 06 42.0 R G45
2014-01-06 03:01:19 C 03 11 11.27 +41 06 22.9 R G45
2014-01-06 03:22:22 C 03 11 10.96 +41 06 02.7 R G45
2014-01-16 03:02:24 C 03 09 41.66 +37 18 50.4 u H21
2014-01-16 03:06:50 C 03 09 41.65 +37 18 46.3 u H21