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
2025-02-22 03:38:41 C 08 04 24.802 -71 37 52.75 V W68
2025-02-22 03:54:02 C 08 04 25.337 -71 37 43.43 V W68
2025-02-23 21:05:41 C 08 05 59.618 -71 13 47.86 V M22
2025-02-23 21:10:15 C 08 05 59.873 -71 13 44.76 V M22
2025-02-23 21:18:13 C 08 06 00.113 -71 13 40.84 V M22
2025-02-23 21:36:37 C 08 06 00.694 -71 13 28.85 V M22
2025-03-02 03:20:04 C 08 13 18.643 -69 30 04.79 V W68
2025-03-02 03:24:41 C 08 13 18.878 -69 30 01.22 V W68
2025-03-02 03:33:23 C 08 13 19.308 -69 29 54.64 V W68
2025-03-02 03:47:44 C 08 13 20.050 -69 29 43.19 V W68
2025-03-06 03:39:16 C 08 19 12.715 -68 09 50.87 V W68
2025-03-06 03:41:55 C 08 19 12.838 -68 09 48.28 V W68
2025-03-06 03:45:54 C 08 19 13.046 -68 09 45.04 V W68
2025-03-06 03:53:54 C 08 19 13.553 -68 09 37.55 V W68
2025-03-06 04:09:45 C 08 19 14.460 -68 09 23.04 V W68
2025-03-10 02:40:47 C 08 25 49.666 -66 40 06.60 V W68
2025-03-10 02:45:27 C 08 25 49.975 -66 40 01.63 V W68
2025-03-10 02:56:29 C 08 25 50.561 -66 39 50.87 V W68
2025-03-10 03:10:35 C 08 25 51.595 -66 39 36.47 V W68
2025-03-10 03:19:05 C 08 25 52.034 -66 39 28.58 V W68
2025-03-10 03:23:41 C 08 25 52.466 -66 39 23.76 V W68
2025-03-10 03:31:42 C 08 25 52.934 -66 39 15.16 V W68
2025-03-11 20:43:39 C 08 28 57.655 -65 57 01.55 V M22
2025-03-11 20:48:41 C 08 28 58.030 -65 56 55.86 V M22
2025-03-11 20:58:15 C 08 28 58.795 -65 56 46.25 V M22
2025-03-11 21:13:21 C 08 28 59.753 -65 56 30.44 V M22
2025-03-18 03:10:21 C 08 41 02.174 -63 05 59.32 V W68
2025-03-18 03:24:51 C 08 41 03.319 -63 05 41.50 V W68
2025-03-18 03:34:22 C 08 41 04.094 -63 05 28.97 V W68
2025-03-18 03:39:03 C 08 41 04.445 -63 05 23.21 V W68
2025-03-18 03:40:24 C 08 41 04.507 -63 05 21.70 V W68
2025-03-18 03:47:00 C 08 41 05.052 -63 05 13.96 V W68
2025-03-18 04:01:40 C 08 41 06.192 -63 04 55.56 V W68
2025-03-23 20:24:41 C 08 52 55.646 -60 07 21.50 V M22
2025-03-23 20:37:52 C 08 52 56.724 -60 07 03.11 V M22
2025-03-23 20:53:40 C 08 52 58.123 -60 06 41.58 V M22
2025-03-30 02:44:37 C 09 06 33.326 -56 28 47.78 V W68
2025-03-30 02:49:14 C 09 06 33.718 -56 28 39.79 V W68
2025-03-30 03:12:46 C 09 06 35.827 -56 28 04.48 V W68
2025-03-31 20:21:35 C 09 10 24.173 -55 24 32.00 V M22
2025-03-31 20:36:37 C 09 10 25.447 -55 24 08.42 V M22
2025-03-31 20:51:07 C 09 10 26.801 -55 23 45.60 V M22
2025-04-16 03:22:13 C 09 44 39.742 -45 12 10.40 V W68
2025-04-16 03:26:56 C 09 44 40.135 -45 12 01.84 V W68
2025-04-16 03:34:53 C 09 44 40.829 -45 11 48.30 V W68
2025-04-16 04:04:57 C 09 44 43.565 -45 10 55.81 V W68
2025-04-18 20:43:29 C 09 50 42.331 -43 19 15.82 V M22
2025-04-18 20:47:38 C 09 50 42.706 -43 19 08.18 V M22
2025-04-18 20:55:02 C 09 50 43.392 -43 18 55.69 V M22
2025-04-18 21:21:40 C 09 50 45.773 -43 18 09.11 V M22