142781 (2002 UM11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3877933296 ± 9.98e-09
Semi-major axis (a)1.9511042408 AU ± 1.58e-09
Inclination (i)41.02329588° ± 1.71e-06
Long. of Asc. Node (Ω)228.96838729° ± 1.55e-06
Arg. of Perihelion (ω)229.05180523° ± 3.32e-06
Mean Anomaly (M)124.85421482° ± 2.05e-06
Mean Motion (n)0.3616525793°/day ± 4.40e-10
Perihelion dist (q)1.19447903 AU ± 1.95e-08
Aphelion dist (Q)2.70772945 AU ± 1.96e-08
Orbital Period2.72534012 yr ± 3.32e-09
Physical Parameters
H (abs. magnitude)16.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.100″
Uncertainty0
Orbit TypeAmor
MOID0.310355 AU
Observations Used1036
Gaia Obs Used102
Oppositions10
Arc Total2001-2017
First Observation Used2001-06-23
Last Observation Used2025-05-31
Observations (1150)
Date Type RA Dec Mag Band Observatory
2013-11-05 12:09:44 C 02 02 31.10 +34 01 09.7 o 300
2013-11-05 12:13:20 C 02 02 30.87 +34 00 55.7 o 300
2013-11-05 12:16:56 C 02 02 30.73 +34 00 41.8 o 300
2013-11-05 20:20:20 C 02 02 10.78 +33 30 03.2 q Z81
2013-11-05 21:26:53 C 02 02 07.66 +33 25 50.0 q Z81
2013-11-05 21:54:27 C 02 02 06.35 +33 24 05.2 q Z81
2013-11-05 22:33:43 C 02 02 04.50 +33 21 34.9 q Z81
2013-11-06 04:28:49 C 02 01 50.35 +32 58 44.3 q G56
2013-11-06 04:36:52 C 02 01 49.97 +32 58 13.4 q G56
2013-11-06 04:41:39 C 02 01 49.76 +32 57 55.0 q G56
2013-11-06 04:46:47 C 02 01 49.52 +32 57 35.6 q G56
2013-11-06 04:51:47 C 02 01 49.30 +32 57 16.4 q G56
2013-11-06 07:36:34 C 02 01 41.38 +32 46 40.4 N I41
2013-11-06 08:11:58 C 02 01 39.70 +32 44 22.2 N I41
2013-11-06 08:56:36 C 02 01 37.60 +32 41 27.4 N I41
2013-11-07 06:38:58 C 02 00 45.53 +31 15 37.7 N I41
2013-11-07 07:14:29 C 02 00 43.89 +31 13 15.2 N I41
2013-11-07 07:50:12 C 02 00 42.23 +31 10 51.1 N I41
2013-11-07 22:47:14 C 02 00 06.69 +30 10 00.4 A92
2013-11-07 22:57:31 C 02 00 06.22 +30 09 18.7 A92
2013-11-07 23:24:40 C 02 00 05.05 +30 07 27.3 A92
2013-11-07 23:41:09 C 02 00 04.31 +30 06 19.2 A92
2013-11-08 18:20:44 C 01 59 22.89 +28 48 46.2 15.4 t L04
2013-11-08 18:23:17 C 01 59 22.78 +28 48 35.5 15.5 t L04
2013-11-08 18:24:32 C 01 59 22.73 +28 48 30.2 15.4 t L04
2013-11-08 18:25:45 C 01 59 22.69 +28 48 25.1 15.5 t L04
2013-11-08 21:08:29 C 01 59 16.42 +28 37 04.7 q Z81
2013-11-08 21:51:02 C 01 59 14.58 +28 34 05.9 q Z81
2013-11-08 22:27:06 C 01 59 13.01 +28 31 34.0 q Z81
2013-11-09 02:16:04 C 01 59 03.37 +28 15 16.2 q J93
2013-11-09 02:20:11 C 01 59 03.20 +28 14 58.6 q J93
2013-11-09 02:24:19 C 01 59 03.05 +28 14 41.2 q J93
2013-11-09 20:08:45 C 01 58 25.56 +26 58 44.6 r 006
2013-11-09 20:17:56 C 01 58 25.18 +26 58 05.1 r 006
2013-11-09 20:26:43 C 01 58 24.82 +26 57 26.7 r 006
2013-11-12 03:06:25 C 01 56 32.66 +22 54 28.5 q H45
2013-11-12 03:07:07 C 01 56 32.65 +22 54 25.2 q H45
2013-11-12 03:08:22 C 01 56 32.61 +22 54 19.5 q H45
2013-11-12 03:09:43 C 01 56 32.55 +22 54 13.5 q H45
2013-11-12 17:39:58 C 01 56 03.41 +21 47 47.7 o 300
2013-11-12 17:41:46 C 01 56 03.36 +21 47 39.0 o 300
2013-11-12 17:43:34 C 01 56 03.23 +21 47 31.8 o 300
2013-11-12 17:48:59 C 01 56 03.00 +21 47 05.1 o 300
2013-11-12 17:50:47 C 01 56 02.94 +21 46 57.3 o 300
2013-11-12 17:57:40 C 01 56 05.00 +21 46 22.1 q K48
2013-11-12 18:00:44 C 01 56 04.90 +21 46 07.9 q K48
2013-11-12 18:03:48 C 01 56 04.79 +21 45 54.1 q K48
2013-11-12 18:06:51 C 01 56 04.69 +21 45 40.0 q K48
2013-11-12 18:09:55 C 01 56 04.58 +21 45 26.0 q K48
2013-11-12 20:07:51 C 01 56 00.84 +21 36 27.0 q Z81