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
2001-06-23 05:35:13 C 16 12 02.32 +07 45 40.4 20.5 c 644
2001-06-23 05:51:16 C 16 12 01.62 +07 45 44.0 20.5 c 644
2001-06-23 06:07:23 C 16 12 00.98 +07 45 47.6 20.4 c 644
2001-06-23 20:58:05 C 16 11 25.90 +07 48 59.1 046
2001-06-23 21:08:24 C 16 11 25.44 +07 49 00.8 046
2001-06-23 23:42:42 C 16 11 19.30 +07 49 35.4 557
2001-06-23 23:51:51 C 16 11 18.85 +07 49 37.2 557
2001-06-24 00:16:14 C 16 11 17.94 +07 49 42.2 557
2001-06-24 04:35:43 C 16 11 08.07 +07 50 39.5 673
2001-06-24 04:45:15 C 16 11 07.68 +07 50 41.4 673
2001-06-24 04:56:49 C 16 11 07.28 +07 50 43.9 673
2001-06-24 22:18:34 C 16 10 27.05 +07 54 13.4 046
2001-06-24 22:23:31 C 16 10 26.87 +07 54 14.7 557
2001-06-24 22:27:21 C 16 10 26.67 +07 54 14.2 046
2001-06-24 22:29:57 C 16 10 26.65 +07 54 15.0 046
2001-06-24 22:34:56 C 16 10 26.42 +07 54 16.0 557
2001-06-24 22:35:37 C 16 10 26.38 +07 54 17.4 046
2001-06-24 22:37:20 C 16 10 26.83 +07 54 21.5 859
2001-06-24 22:45:44 C 16 10 26.10 +07 54 24.0 859
2001-06-24 22:54:04 C 16 10 25.78 +07 54 24.7 859
2001-06-25 06:26:55 C 16 10 08.59 +07 55 49.9 21.1 c 644
2001-06-25 06:41:59 C 16 10 08.04 +07 55 53.3 20.9 c 644
2001-06-25 06:58:10 C 16 10 07.41 +07 55 56.2 20.6 c 644
2002-10-30 03:53:56 C 22 21 24.89 +39 47 46.4 17.8 c 704
2002-10-30 04:18:16 C 22 21 25.57 +39 47 00.8 18.2 c 704
2002-10-30 04:43:20 C 22 21 26.27 +39 46 14.2 18.3 c 704
2002-10-30 05:08:24 C 22 21 26.98 +39 45 27.6 18.4 c 704
2002-10-30 05:32:46 C 22 21 27.70 +39 44 41.3 18.5 c 704
2002-10-31 00:20:21 C 22 22 04.49 +39 09 22.0 d 118
2002-10-31 00:22:39 C 22 22 04.58 +39 09 17.8 d 118
2002-10-31 00:24:53 C 22 22 04.65 +39 09 13.2 d 118
2002-10-31 01:40:36 C 22 22 08.05 +39 06 57.6 17.8 c 704
2002-10-31 01:40:58 C 22 22 08.08 +39 06 56.8 18.2 c 704
2002-10-31 02:05:10 C 22 22 08.81 +39 06 11.3 18.3 c 704
2002-10-31 02:05:24 C 22 22 08.77 +39 06 11.2 18.0 c 704
2002-10-31 02:29:19 C 22 22 09.55 +39 05 25.8 18.0 c 704
2002-10-31 02:29:46 C 22 22 09.52 +39 05 25.4 17.8 c 704
2002-10-31 02:39:47 C 22 22 09.92 +39 05 06.8 c 926
2002-10-31 02:40:25 C 22 22 09.92 +39 05 05.6 c 854
2002-10-31 02:42:19 C 22 22 10.02 +39 05 01.0 c 926
2002-10-31 02:42:31 C 22 22 09.99 +39 05 01.5 c 854
2002-10-31 02:44:38 C 22 22 10.04 +39 04 57.9 c 854
2002-10-31 02:44:46 C 22 22 10.06 +39 04 57.4 c 926
2002-10-31 02:47:17 C 22 22 10.12 +39 04 53.2 c 926
2002-10-31 02:53:37 C 22 22 10.30 +39 04 40.1 18.3 c 704
2002-10-31 02:54:10 C 22 22 10.27 +39 04 39.2 18.3 c 704
2002-10-31 03:18:34 C 22 22 11.03 +39 03 53.2 18.3 c 704
2002-10-31 03:18:42 C 22 22 11.05 +39 03 52.9 18.4 c 704
2002-10-31 04:24:10 C 22 22 13.07 +39 01 49.5 c 448
2002-10-31 04:31:29 C 22 22 13.30 +39 01 35.5 c 448