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
2002-10-31 04:36:39 C 22 22 13.44 +39 01 25.9 c 448
2002-11-01 01:50:37 C 22 22 58.72 +38 21 10.1 18.1 c 704
2002-11-01 02:15:29 C 22 22 59.57 +38 20 23.2 18.2 c 704
2002-11-01 02:40:06 C 22 23 00.33 +38 19 36.3 18.0 c 704
2002-11-01 03:04:39 C 22 23 01.20 +38 18 49.4 18.1 c 704
2002-11-01 03:29:02 C 22 23 02.01 +38 18 03.1 18.6 c 704
2002-11-01 18:18:30 C 22 23 35.47 +37 49 40.8 d 170
2002-11-01 18:20:20 C 22 23 35.56 +37 49 36.8 d 170
2002-11-01 18:22:09 C 22 23 35.59 +37 49 33.3 d 170
2002-11-01 18:25:47 C 22 23 35.73 +37 49 26.6 d 170
2002-11-01 18:31:26 C 22 23 35.90 +37 49 15.8 d 170
2002-11-01 18:35:03 C 22 23 35.99 +37 49 09.3 d 170
2002-11-01 19:14:26 C 22 23 37.32 +37 47 55.5 941
2002-11-01 19:16:13 C 22 23 37.47 +37 47 51.7 941
2002-11-01 19:17:59 C 22 23 37.54 +37 47 47.9 941
2002-11-01 19:19:44 C 22 23 37.56 +37 47 44.1 941
2002-11-01 20:31:44 C 22 23 40.04 +37 45 25.7 d 176
2002-11-01 20:35:45 C 22 23 40.19 +37 45 17.9 d 176
2002-11-01 20:39:40 C 22 23 40.34 +37 45 10.3 d 176
2002-11-01 20:42:01 C 22 23 40.43 +37 45 05.8 d 176
2002-11-01 20:43:41 C 22 23 40.49 +37 45 02.6 d 176
2002-11-03 01:38:12 C 22 24 49.41 +36 49 13.1 18.2 c 704
2002-11-03 02:02:51 C 22 24 50.40 +36 48 25.4 18.7 c 704
2002-11-03 02:27:03 C 22 24 51.27 +36 47 39.0 18.2 c 704
2002-11-03 03:15:03 C 22 24 53.07 +36 46 06.2 18.5 c 704
2002-11-04 06:10:31 C 22 26 01.01 +35 53 29.3 c 649
2002-11-04 06:16:04 C 22 26 01.24 +35 53 18.3 c 649
2002-11-04 06:19:26 C 22 26 01.37 +35 53 11.5 c 649
2002-11-05 20:52:09 C 22 27 46.84 +34 37 12.8 d 176
2002-11-05 21:04:07 C 22 27 47.36 +34 36 49.0 d 176
2002-11-05 21:08:07 C 22 27 47.54 +34 36 41.1 d 176
2002-11-05 21:12:04 C 22 27 47.71 +34 36 33.2 d 176
2002-11-05 21:24:02 C 22 27 48.24 +34 36 09.4 d 176
2002-11-07 21:04:46 C 22 30 09.71 +33 01 01.5 c 940
2002-11-07 21:10:14 C 22 30 09.97 +33 00 50.7 c 940
2002-11-07 21:13:36 C 22 30 10.17 +33 00 43.8 c 940
2002-11-07 21:17:03 C 22 30 10.35 +33 00 36.8 c 940
2002-11-07 21:20:32 C 22 30 10.54 +33 00 29.7 c 940
2002-11-07 21:24:10 C 22 30 10.72 +33 00 22.4 c 940
2002-11-07 21:31:11 C 22 30 11.01 +33 00 07.3 c 940
2002-11-07 21:34:33 C 22 30 11.30 +33 00 02.1 c 940
2002-11-07 21:37:54 C 22 30 11.43 +32 59 55.5 c 940
2002-11-07 21:41:17 C 22 30 11.50 +32 59 46.8 c 940
2002-11-08 21:42:02 C 22 31 27.11 +32 11 32.7 d 118
2002-11-08 21:47:24 C 22 31 27.38 +32 11 21.9 d 118
2002-11-08 21:52:05 C 22 31 27.64 +32 11 12.4 d 118
2002-11-13 03:55:01 C 22 37 21.55 +28 44 38.7 18.8 c 704
2002-11-13 04:20:25 C 22 37 23.04 +28 43 47.7 18.1 c 704
2002-11-13 04:45:37 C 22 37 24.55 +28 42 55.7 18.4 c 704
2002-11-13 05:10:39 C 22 37 26.05 +28 42 05.2 18.7 c 704