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
2012-06-15 09:04:39 C 22 10 54.55 +12 44 58.4 r 703
2012-06-15 09:14:28 C 22 10 54.44 +12 45 10.1 r 703
2012-06-21 07:32:25 C 22 08 09.85 +15 32 14.8 r 703
2012-06-21 07:48:56 C 22 08 09.45 +15 32 33.8 r 703
2012-06-21 07:57:05 C 22 08 09.27 +15 32 43.2 r 703
2012-06-25 07:36:40 C 22 05 25.71 +17 21 18.3 17.9 c 704
2012-06-25 07:51:12 C 22 05 25.24 +17 21 34.4 18.2 c 704
2012-06-25 08:05:47 C 22 05 24.74 +17 21 51.6 18.1 c 704
2012-06-25 08:20:23 C 22 05 24.23 +17 22 07.7 18.2 c 704
2012-07-17 01:31:21 C 21 38 16.72 +25 38 49.2 c A24
2012-07-17 01:32:24 C 21 38 16.62 +25 38 49.4 c A24
2012-07-18 01:37:16 C 21 36 34.58 +25 56 17.0 c A24
2012-07-18 01:38:18 C 21 36 34.53 +25 56 18.4 c A24
2012-07-18 02:40:15 C 21 36 30.00 +25 57 02.0 c A24
2012-07-18 02:41:17 C 21 36 29.94 +25 57 02.5 c A24
2012-07-19 01:17:49 C 21 34 52.57 +26 12 51.6 c A24
2012-07-19 01:18:51 C 21 34 52.45 +26 12 52.7 c A24
2012-07-19 01:40:07 C 21 34 50.90 +26 13 07.1 c A24
2012-07-19 02:02:25 C 21 34 49.22 +26 13 22.3 c A24
2012-07-19 02:23:42 C 21 34 47.60 +26 13 37.1 c A24
2012-07-19 02:24:44 C 21 34 47.56 +26 13 37.3 c A24
2012-07-20 01:03:19 C 21 33 08.44 +26 28 52.5 c A24
2012-07-20 01:04:21 C 21 33 08.36 +26 28 53.4 c A24
2012-07-20 02:09:16 C 21 33 03.50 +26 29 36.4 c A24
2012-07-20 02:10:18 C 21 33 03.40 +26 29 37.0 c A24
2012-07-23 23:50:51 C 21 25 58.40 +27 26 36.6 c A24
2012-07-23 23:51:53 C 21 25 58.33 +27 26 36.6 c A24
2012-07-24 00:57:16 C 21 25 53.17 +27 27 12.7 c A24
2012-07-24 00:58:19 C 21 25 53.10 +27 27 13.5 c A24
2012-07-26 23:50:03 C 21 20 19.68 +28 03 31.7 c A24
2012-07-26 23:51:06 C 21 20 19.61 +28 03 32.5 c A24
2012-07-27 00:13:39 C 21 20 17.76 +28 03 42.9 c A24
2012-07-27 00:59:51 C 21 20 14.03 +28 04 05.2 c A24
2012-07-27 23:24:49 C 21 18 27.02 +28 14 17.4 u C73
2012-07-27 23:29:26 C 21 18 26.63 +28 14 19.6 u C73
2012-07-27 23:31:45 C 21 18 26.43 +28 14 21.0 u C73
2012-07-27 23:34:03 C 21 18 26.30 +28 14 22.3 u C73
2012-07-27 23:38:42 C 21 18 25.95 +28 14 23.0 u C73
2012-07-27 23:43:18 C 21 18 25.50 +28 14 25.4 u C73
2012-07-29 12:43:37 c 21 15 27.655 +28 30 02.64 L F51
2012-07-29 12:59:11 c 21 15 26.372 +28 30 08.71 L F51
2012-07-31 21:27:27 C 21 10 54.12 +28 50 39.4 u A13
2012-07-31 22:01:24 C 21 10 51.33 +28 50 51.1 u A13
2012-08-01 04:55:55 C 21 10 17.86 +28 53 07.3 u H21
2012-08-01 05:00:06 C 21 10 17.52 +28 53 08.6 u H21
2012-08-01 05:04:42 C 21 10 17.15 +28 53 10.1 u H21
2012-08-01 05:10:29 C 21 10 16.66 +28 53 11.8 u H21
2012-08-01 05:17:14 C 21 10 16.10 +28 53 14.1 u H21
2012-08-06 23:37:58 C 20 59 11.01 +29 26 24.0 c A24
2012-08-06 23:39:01 C 20 59 10.92 +29 26 24.4 c A24