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
2025-04-20 03:49:04 C 09 53 33.787 -42 25 38.93 V W68
2025-04-20 03:53:07 C 09 53 34.154 -42 25 32.12 V W68
2025-04-20 04:02:30 C 09 53 35.045 -42 25 15.64 V W68
2025-04-20 04:34:02 C 09 53 37.841 -42 24 20.56 V W68
2025-04-24 02:30:50 C 10 02 12.893 -39 43 45.52 V W68
2025-04-24 02:34:51 C 10 02 13.226 -39 43 38.46 V W68
2025-04-24 03:04:40 C 10 02 15.857 -39 42 47.16 V W68
2025-04-25 19:40:58 C 10 05 56.755 -38 34 19.56 V M22
2025-04-25 19:45:35 C 10 05 57.137 -38 34 12.65 V M22
2025-04-25 19:54:06 C 10 05 57.809 -38 33 58.25 V M22
2025-04-25 20:08:39 C 10 05 59.122 -38 33 32.94 V M22
2025-04-26 19:47:36 C 10 08 07.118 -37 54 02.77 V M22
2025-04-26 19:52:11 C 10 08 07.495 -37 53 55.43 V M22
2025-04-26 20:02:07 C 10 08 08.378 -37 53 39.01 V M22
2025-04-26 20:21:53 C 10 08 10.188 -37 53 05.03 V M22
2025-04-29 02:06:04 C 10 12 59.434 -36 24 28.04 V W68
2025-04-29 02:19:00 C 10 13 00.554 -36 24 06.62 V W68
2025-04-29 02:33:43 C 10 13 01.790 -36 23 42.79 V W68
2025-05-02 02:02:55 C 10 19 23.378 -34 28 41.02 V W68
2025-05-02 02:08:20 C 10 19 23.846 -34 28 32.84 V W68
2025-05-02 02:18:35 C 10 19 24.737 -34 28 16.93 V W68
2025-05-02 02:32:41 C 10 19 25.961 -34 27 54.07 V W68
2025-05-03 01:22:04 C 10 21 27.084 -33 51 59.47 V W68
2025-05-03 01:27:33 C 10 21 27.574 -33 51 50.22 V W68
2025-05-03 01:36:20 C 10 21 28.320 -33 51 36.25 V W68
2025-05-03 01:39:53 C 10 21 28.596 -33 51 30.78 V W68
2025-05-03 01:44:03 C 10 21 28.963 -33 51 24.70 V W68
2025-05-03 01:54:17 C 10 21 29.842 -33 51 08.35 V W68
2025-05-03 01:55:35 C 10 21 29.990 -33 51 06.34 V W68
2025-05-03 02:12:06 C 10 21 31.399 -33 50 40.24 V W68
2025-05-03 19:22:55 C 10 23 02.239 -33 23 54.64 V M22
2025-05-03 19:27:32 C 10 23 02.623 -33 23 46.97 V M22
2025-05-03 19:35:22 C 10 23 03.259 -33 23 35.41 V M22
2025-05-03 19:50:51 C 10 23 04.598 -33 23 10.93 V M22
2025-05-15 19:39:12 C 10 47 48.756 -26 34 27.41 V M22
2025-05-15 19:43:45 C 10 47 49.085 -26 34 22.15 V M22
2025-05-15 19:51:11 C 10 47 49.721 -26 34 11.68 V M22
2025-05-15 20:06:35 C 10 47 51.031 -26 33 51.30 V M22
2025-05-31 01:33:27 C 11 17 40.409 -19 54 39.06 V W68
2025-05-31 02:02:18 C 11 17 42.602 -19 54 12.35 V W68
2025-05-31 02:10:14 C 11 17 43.190 -19 54 04.93 V W68
2025-05-31 02:15:33 C 11 17 43.632 -19 54 00.61 V W68
2025-05-31 18:57:23 C 11 19 03.235 -19 38 59.75 V M22
2025-05-31 19:02:00 C 11 19 03.646 -19 38 55.18 V M22
2025-05-31 19:10:00 C 11 19 04.210 -19 38 48.80 V M22
2025-05-31 19:14:09 C 11 19 04.430 -19 38 44.48 V M22
2025-05-31 19:22:02 C 11 19 05.146 -19 38 38.22 V M22
2025-05-31 19:27:57 C 11 19 05.652 -19 38 33.11 V M22
2025-05-31 19:29:58 C 11 19 05.894 -19 38 29.11 V M22
2025-05-31 20:00:50 C 11 19 08.114 -19 38 03.12 V M22