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
2013-10-14 00:15:02 C 02 24 48.45 +54 39 15.9 17.2 c 583
2013-10-17 23:40:55 C 02 21 45.50 +52 38 43.1 17.0 r 238
2013-10-17 23:53:23 C 02 21 45.01 +52 38 25.1 17.5 r 238
2013-10-18 05:22:11 C 02 21 33.58 +52 30 33.7 u H21
2013-10-18 05:29:17 C 02 21 33.27 +52 30 23.7 u H21
2013-10-18 05:36:22 C 02 21 33.02 +52 30 13.6 u H21
2013-10-18 05:43:27 C 02 21 32.70 +52 30 03.3 u H21
2013-10-18 06:18:52 C 02 21 31.23 +52 29 11.7 u H21
2013-10-18 06:26:26 C 02 21 30.91 +52 29 00.7 u H21
2013-10-18 06:32:07 C 02 21 30.63 +52 28 52.6 u H21
2013-10-20 05:49:44 C 02 19 44.17 +51 15 25.1 u H21
2013-10-20 05:54:22 C 02 19 43.95 +51 15 17.5 u H21
2013-10-20 05:58:56 C 02 19 43.75 +51 15 09.9 u H21
2013-10-20 06:03:49 C 02 19 43.53 +51 15 01.7 u H21
2013-10-20 06:08:42 C 02 19 43.29 +51 14 53.8 u H21
2013-10-20 06:15:42 C 02 19 42.99 +51 14 42.2 u H21
2013-10-22 05:34:59 C 02 17 48.48 +49 51 41.9 u H21
2013-10-22 05:38:23 C 02 17 48.31 +49 51 36.0 u H21
2013-10-22 05:40:56 C 02 17 48.19 +49 51 31.3 u H21
2013-10-22 05:44:19 C 02 17 48.03 +49 51 25.0 u H21
2013-10-22 05:47:16 C 02 17 47.89 +49 51 19.5 u H21
2013-10-23 03:10:37 C 02 16 55.14 +49 10 25.4 o G48
2013-10-23 03:11:13 C 02 16 55.10 +49 10 24.6 o G48
2013-10-23 03:12:24 C 02 16 54.99 +49 10 21.8 o G48
2013-10-23 03:13:01 C 02 16 54.95 +49 10 20.6 o G48
2013-10-24 19:56:48 C 02 15 08.29 +47 46 31.2 q A92
2013-10-24 20:07:05 C 02 15 07.73 +47 46 08.9 q A92
2013-10-24 20:16:20 C 02 15 07.52 +47 45 49.9 q A92
2013-10-24 20:26:43 C 02 15 06.76 +47 45 26.9 q A92
2013-10-24 20:37:00 C 02 15 06.25 +47 45 05.9 q A92
2013-10-24 20:46:14 C 02 15 05.94 +47 44 44.5 q A92
2013-10-24 22:39:48 C 02 15 00.52 +47 40 37.4 16.6 r 238
2013-10-24 22:44:19 C 02 15 00.31 +47 40 27.4 16.5 r 238
2013-10-24 22:51:04 C 02 14 59.97 +47 40 12.6 16.7 r 238
2013-10-26 05:49:58 C 02 13 37.30 +46 30 27.7 P U82
2013-10-27 03:39:08 C 02 12 38.70 +45 38 12.3 q 703
2013-10-27 03:50:16 C 02 12 38.12 +45 37 45.4 q 703
2013-10-27 04:01:23 C 02 12 37.63 +45 37 19.4 q 703
2013-10-27 04:12:28 C 02 12 37.01 +45 36 51.6 q 703
2013-10-27 06:48:05 C 02 12 29.16 +45 30 31.2 P U82
2013-10-27 08:26:26 C 02 12 24.04 +45 26 27.5 P U82
2013-10-27 10:11:10 C 02 12 18.67 +45 22 05.3 P U82
2013-10-27 10:51:05 C 02 12 16.66 +45 20 24.7 P U82
2013-10-27 19:20:30 C 02 11 55.72 +44 58 59.3 r 006
2013-10-27 19:27:57 C 02 11 55.34 +44 58 41.2 r 006
2013-10-27 19:34:41 C 02 11 54.97 +44 58 24.3 r 006
2013-10-27 21:35:20 C 02 11 49.16 +44 53 21.4 q Z81
2013-10-27 21:55:27 C 02 11 48.14 +44 52 30.5 q Z81
2013-10-27 22:16:53 C 02 11 47.05 +44 51 36.2 q Z81
2013-10-28 03:08:47 C 02 11 34.36 +44 39 01.8 P U82