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
2009-03-18 02:28:13 C 05 04 18.33 +09 16 00.0 r 703
2009-03-18 02:36:06 C 05 04 18.84 +09 15 55.8 r 703
2009-03-18 02:40:08 C 05 04 19.05 +09 15 54.3 18.4 c 704
2009-03-18 02:43:54 C 05 04 19.23 +09 15 51.1 r 703
2009-03-18 02:51:48 C 05 04 19.70 +09 15 47.1 r 703
2009-03-18 02:57:27 C 05 04 20.06 +09 15 45.2 18.3 c 704
2009-03-18 03:14:46 C 05 04 21.06 +09 15 35.9 18.4 c 704
2009-03-18 03:32:01 C 05 04 22.10 +09 15 26.8 18.5 c 704
2009-03-18 03:49:16 C 05 04 23.10 +09 15 18.2 18.5 c 704
2009-07-19 09:02:12 C 10 56 38.81 -20 31 05.5 r E12
2009-07-19 09:07:38 C 10 56 39.89 -20 31 08.2 r E12
2009-07-19 09:13:05 C 10 56 40.94 -20 31 11.4 r E12
2009-07-19 09:18:31 C 10 56 42.03 -20 31 14.0 r E12
2009-08-15 08:27:34 C 13 08 58.29 -23 51 34.1 r 432
2009-08-15 08:47:58 C 13 09 02.35 -23 51 35.2 r 432
2009-08-16 08:39:25 C 13 13 51.35 -23 52 44.3 r 432
2009-08-16 09:02:18 C 13 13 55.92 -23 52 45.5 r 432
2009-08-16 09:24:35 C 13 14 00.37 -23 52 46.0 r 432
2010-07-27 14:49:05 C 01 20 16.699 +47 58 03.29 L F51
2010-07-27 15:05:25 C 01 20 16.988 +47 58 13.68 L F51
2010-07-31 11:57:32 S 01 21 59.80 +48 54 22.7 L C51
2010-07-31 15:08:03 S 01 22 02.72 +48 56 15.8 L C51
2010-08-01 00:39:25 S 01 22 11.78 +49 01 59.6 L C51
2010-08-01 05:25:17 S 01 22 16.034 +49 04 53.33 L C51
2010-08-01 08:35:48 S 01 22 19.16 +49 06 43.7 L C51
2010-08-01 11:46:08 S 01 22 21.912 +49 08 36.28 L C51
2010-08-03 16:09:24 S 01 23 05.340 +49 39 48.13 L C51
2010-08-03 22:30:26 S 01 23 10.169 +49 43 31.76 L C51
2010-08-04 03:16:07 S 01 23 13.558 +49 46 19.38 L C51
2010-08-04 09:37:09 S 01 23 18.005 +49 50 04.56 L C51
2010-08-04 11:12:30 S 01 23 19.054 +49 51 00.07 L C51
2010-08-04 15:58:12 S 01 23 22.358 +49 53 48.73 L C51
2010-08-04 19:08:43 S 01 23 24.386 +49 55 41.45 L C51
2010-08-04 22:19:14 S 01 23 26.534 +49 57 32.11 L C51
2010-08-05 01:29:45 S 01 23 28.411 +49 59 24.47 L C51
2010-09-21 07:59:17 C 00 51 49.677 +57 44 55.71 L F51
2010-09-21 08:18:40 C 00 51 48.343 +57 44 57.86 L F51
2010-10-20 07:50:31 C 00 02 00.356 +55 31 24.67 L F51
2010-10-20 08:07:33 C 00 01 59.311 +55 31 16.72 L F51
2011-01-30 05:22:20 C 00 43 34.25 +34 14 36.7 o 568
2011-01-30 05:39:05 C 00 43 35.31 +34 14 33.7 o 568
2011-01-30 06:05:25 C 00 43 37.00 +34 14 28.9 o 568
2012-04-16 18:20:17 C 21 29 41.69 -16 22 14.6 r E12
2012-04-16 19:06:39 C 21 29 44.67 -16 21 19.5 r E12
2012-05-29 10:18:51 C 22 10 51.02 +04 28 27.1 r 703
2012-05-29 10:23:34 C 22 10 51.06 +04 28 33.2 r 703
2012-05-29 10:28:29 C 22 10 51.06 +04 28 39.7 r 703
2012-05-29 10:33:12 C 22 10 51.16 +04 28 45.1 r 703
2012-06-15 08:44:57 C 22 10 54.91 +12 44 34.6 r 703
2012-06-15 08:54:46 C 22 10 54.73 +12 44 46.7 r 703