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
2017-08-18 20:34:51 C 18 52 33.14 +10 51 26.1 q 160
2017-08-26 08:43:48 C 18 50 21.90 +10 47 20.5 L T05
2017-08-26 08:44:32 C 18 50 21.87 +10 47 20.1 L T05
2017-08-26 09:11:49 C 18 50 21.66 +10 47 18.8 L T05
2017-08-26 09:26:39 C 18 50 21.60 +10 47 17.4 L T05
2017-09-09 02:58:27 C 18 52 31.82 +10 15 17.1 q W34
2017-09-09 03:16:21 C 18 52 32.15 +10 15 14.6 q W34
2017-09-09 03:30:29 C 18 52 32.29 +10 15 12.7 q W34
2017-09-09 03:43:50 C 18 52 32.51 +10 15 12.5 q W34
2017-09-17 21:07:15 C 18 57 11.57 +09 48 20.8 q Z38
2018-08-20 10:57:46 C 03 31 14.76 +52 17 10.6 U I41
2018-08-20 11:55:26 C 03 31 17.18 +52 17 34.8 U I41
2018-08-21 10:35:57 C 03 32 15.72 +52 26 59.4 U I41
2018-08-21 11:36:25 C 03 32 18.23 +52 27 24.8 U I41
2018-10-17 12:04:45 C 03 30 39.18 +60 06 16.3 U T05
2018-10-17 12:29:57 C 03 30 37.42 +60 06 19.7 U T05
2018-10-17 12:36:13 C 03 30 37.12 +60 06 20.2 U T05
2018-10-17 12:50:05 C 03 30 36.24 +60 06 21.8 U T05
2018-10-21 11:59:22 C 03 24 18.22 +60 14 47.3 U T05
2018-10-21 12:02:01 C 03 24 18.13 +60 14 46.6 U T05
2018-10-21 12:27:50 C 03 24 16.24 +60 14 48.9 U T05
2018-10-21 12:35:05 C 03 24 15.77 +60 14 48.7 U T05
2018-10-31 07:49:16 C 03 05 40.32 +60 04 52.5 U I41
2018-10-31 09:44:46 C 03 05 30.11 +60 04 35.1 U I41
2018-11-01 07:32:58 C 03 03 37.28 +60 01 07.7 U I41
2018-11-01 09:40:37 C 03 03 25.83 +60 00 45.6 U I41
2018-11-02 11:47:40 C 03 01 08.83 +59 55 58.0 U T05
2018-11-02 12:10:53 C 03 01 06.75 +59 55 54.8 U T05
2018-11-02 12:11:32 C 03 01 06.71 +59 55 54.9 U T05
2018-11-02 12:16:50 C 03 01 06.31 +59 55 52.9 U T05
2018-11-06 10:41:56 C 02 52 42.59 +59 32 53.0 U T05
2018-11-06 11:06:05 C 02 52 40.32 +59 32 44.7 U T05
2018-11-06 11:10:41 C 02 52 39.87 +59 32 43.3 U T05
2018-11-06 11:31:30 C 02 52 38.08 +59 32 38.4 U T05
2018-11-10 10:48:38 C 02 44 06.89 +59 00 12.4 U T05
2018-11-10 11:12:27 C 02 44 04.79 +59 00 03.3 U T05
2018-11-10 11:17:06 C 02 44 04.35 +59 00 01.3 U T05
2018-11-10 11:37:04 C 02 44 02.58 +58 59 53.8 U T05
2018-11-20 08:50:29 C 02 24 05.564 +57 00 19.16 U F52
2018-11-20 09:10:03 C 02 24 04.012 +57 00 07.14 U F52
2018-11-20 09:29:31 C 02 24 02.452 +56 59 55.19 U F52
2018-11-20 09:49:02 C 02 24 00.882 +56 59 43.14 U F52
2018-11-24 21:08:10 C 02 16 10.00 +55 49 12.7 V C95
2018-11-24 21:14:57 C 02 16 09.53 +55 49 07.5 V C95
2018-11-24 21:21:43 C 02 16 09.00 +55 49 02.9 V C95
2018-11-28 09:04:51 C 02 10 42.26 +54 48 14.7 U T08
2018-11-28 09:26:18 C 02 10 41.00 +54 47 58.8 U T08
2018-11-28 09:34:19 C 02 10 40.31 +54 47 53.0 U T08
2018-11-28 09:52:11 C 02 10 39.14 +54 47 39.0 U T08
2018-11-30 09:19:19 C 02 07 51.73 +54 11 10.7 U T05