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
2020-05-29 07:30:51 C 16 10 34.77 -00 03 42.0 V 703
2020-05-30 11:49:56 C 16 09 01.253 +00 13 13.61 U F51
2020-05-30 12:23:54 C 16 08 59.353 +00 13 33.59 U F51
2020-05-30 12:40:52 C 16 08 58.405 +00 13 43.60 U F51
2020-06-01 11:10:58 C 16 06 27.593 +00 40 31.29 U F52
2020-06-01 11:58:05 C 16 06 25.014 +00 40 57.73 U F52
2020-06-01 12:21:37 C 16 06 23.734 +00 41 10.85 U F52
2020-06-11 07:36:41 C 15 54 41.489 +02 36 48.05 U F51
2020-06-11 07:53:58 C 15 54 40.677 +02 36 55.29 U F51
2020-06-11 08:11:17 C 15 54 39.869 +02 37 02.57 U F51
2020-06-11 08:28:41 C 15 54 39.054 +02 37 09.83 U F51
2020-06-23 08:40:05 C 15 43 25.195 +04 12 51.52 U F52
2020-06-23 09:14:11 C 15 43 24.060 +04 12 59.96 U F52
2020-07-19 06:57:46 C 15 33 16.206 +05 16 30.30 U F52
2020-07-19 07:18:23 C 15 33 16.151 +05 16 29.87 U F52
2020-07-19 07:38:58 C 15 33 16.109 +05 16 29.59 U F52
2021-06-02 09:55:22 C 22 06 25.77 +35 44 58.4 V G96
2021-06-02 10:13:23 C 22 06 26.65 +35 45 11.1 V G96
2021-06-02 10:22:25 C 22 06 26.95 +35 45 18.5 V G96
2021-06-10 10:12:39 C 22 12 24.83 +38 21 30.2 V G96
2021-06-10 10:35:27 C 22 12 25.37 +38 21 48.4 V G96
2021-06-10 10:42:18 C 22 12 25.57 +38 21 54.0 V G96
2021-08-30 09:58:01 C 21 30 34.61 +55 23 16.3 V T05
2021-08-30 10:02:37 C 21 30 34.28 +55 23 15.7 V T05
2021-08-30 10:53:38 C 21 30 30.79 +55 23 05.0 V T05
2021-08-30 11:03:34 C 21 30 30.00 +55 23 02.9 V T05
2021-09-10 04:46:32 C 21 14 27.86 +53 58 13.0 U I41
2021-09-10 04:52:58 C 21 14 27.46 +53 58 10.1 U I41
2021-09-10 05:43:42 C 21 14 24.47 +53 57 45.6 U I41
2021-09-10 05:45:47 C 21 14 24.37 +53 57 44.6 U I41
2021-10-05 08:19:48 C 20 56 11.53 +45 57 57.5 V T05
2021-10-05 08:24:27 C 20 56 11.60 +45 57 52.6 V T05
2021-10-05 08:34:21 C 20 56 11.53 +45 57 42.2 V T05
2021-10-05 08:50:55 C 20 56 11.43 +45 57 24.5 V T05
2021-10-22 07:24:10 C 21 03 54.63 +37 57 57.1 V T08
2021-10-22 07:30:53 C 21 03 54.89 +37 57 48.6 V T08
2021-10-22 07:40:54 C 21 03 55.16 +37 57 35.1 V T08
2021-10-22 08:10:14 C 21 03 56.23 +37 56 58.2 V T08
2021-10-24 06:20:17 C 21 05 45.77 +36 58 26.4 V T05
2021-10-24 06:24:56 C 21 05 45.97 +36 58 20.7 V T05
2021-10-24 06:41:15 C 21 05 46.58 +36 57 59.4 V T05
2021-10-24 06:42:34 C 21 05 46.64 +36 57 57.2 V T05
2021-10-24 06:47:11 C 21 05 46.84 +36 57 51.6 V T05
2021-11-06 01:32:32 C 21 22 02.87 +30 21 59.5 V G96
2021-11-06 01:40:40 C 21 22 03.38 +30 21 49.2 V G96
2021-11-06 01:48:46 C 21 22 03.87 +30 21 38.7 V G96
2021-11-06 01:56:55 C 21 22 04.36 +30 21 27.7 V G96
2021-11-07 18:00:24 C 21 24 40.99 +29 29 51.0 V 130
2021-11-07 18:04:41 C 21 24 41.23 +29 29 45.7 V 130
2021-11-07 18:08:59 C 21 24 41.50 +29 29 40.0 V 130