489337 (2006 UM)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5396211625 ± 4.50e-09
Semi-major axis (a)2.2340357591 AU ± 4.72e-10
Inclination (i)15.88906592° ± 1.56e-06
Long. of Asc. Node (Ω)56.92145621° ± 2.04e-06
Arg. of Perihelion (ω)55.32624840° ± 3.84e-06
Mean Anomaly (M)235.00884085° ± 1.07e-06
Mean Motion (n)0.2951733170°/day ± 9.35e-11
Perihelion dist (q)1.02850279 AU ± 1.01e-08
Aphelion dist (Q)3.43956873 AU ± 1.01e-08
Orbital Period3.33914425 yr ± 1.06e-09
Physical Parameters
H (abs. magnitude)18.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.251″
Uncertainty0
Orbit TypeAmor
MOID0.149760 AU
Observations Used1176
Oppositions8
Arc Total2006-2017
First Observation Used2006-08-28
Last Observation Used2017-05-18
Observations (1222)
Date Type RA Dec Mag Band Observatory
2016-12-03 00:49:49 C 02 09 43.42 +30 23 14.6 r Y00
2016-12-03 00:52:50 C 02 09 42.89 +30 23 26.2 r Y00
2016-12-03 20:16:59 C 02 06 19.91 +31 36 08.9 q 246
2016-12-03 20:17:19 C 02 06 19.85 +31 36 10.2 q 246
2016-12-03 20:18:21 C 02 06 19.65 +31 36 14.1 q 246
2016-12-03 20:18:37 C 02 06 19.61 +31 36 15.3 q 246
2016-12-03 20:18:54 C 02 06 19.55 +31 36 16.3 q 246
2016-12-03 20:19:11 C 02 06 19.50 +31 36 17.4 q 246
2016-12-03 20:19:45 C 02 06 19.40 +31 36 19.6 q 246
2016-12-03 20:20:11 C 02 06 19.32 +31 36 21.1 q 246
2016-12-05 20:51:15 C 01 57 25.12 +34 44 11.8 U K38
2016-12-05 21:05:40 C 01 57 22.11 +34 45 09.7 q 160
2016-12-05 21:09:03 C 01 57 21.43 +34 45 22.7 q 160
2016-12-05 21:10:16 C 01 57 21.28 +34 45 26.1 U K38
2016-12-05 21:12:07 C 01 57 20.81 +34 45 34.9 q 160
2016-12-05 21:35:51 C 01 57 16.13 +34 47 05.8 U K38
2016-12-05 21:57:54 C 01 57 11.70 +34 48 31.6 U K38
2016-12-06 00:22:11 C 01 56 46.32 +34 58 01.3 q I15
2016-12-06 00:29:54 C 01 56 44.75 +34 58 31.8 q I15
2016-12-06 00:38:44 C 01 56 42.96 +34 59 06.8 q I15
2016-12-06 20:16:45 C 01 52 54.02 +36 16 23.3 q 246
2016-12-06 20:17:06 C 01 52 53.95 +36 16 24.6 q 246
2016-12-06 20:17:28 C 01 52 53.87 +36 16 26.1 q 246
2016-12-06 20:17:54 C 01 52 53.78 +36 16 27.9 q 246
2016-12-06 20:18:17 C 01 52 53.70 +36 16 29.4 q 246
2016-12-06 20:18:39 C 01 52 53.62 +36 16 30.9 q 246
2016-12-06 20:19:04 C 01 52 53.54 +36 16 32.5 q 246
2016-12-06 20:27:53 C 01 52 51.85 +36 17 10.2 c A53
2016-12-06 20:39:21 C 01 52 49.47 +36 17 55.4 c A53
2016-12-06 20:53:52 C 01 52 46.44 +36 18 52.7 c A53
2016-12-06 21:02:35 C 01 52 44.60 +36 19 27.0 c A53
2016-12-06 21:14:11 C 01 52 42.18 +36 20 12.6 c A53
2016-12-06 22:12:37 C 01 52 30.06 +36 24 01.9 q 160
2016-12-06 22:15:23 C 01 52 29.43 +36 24 13.2 q 160
2016-12-06 22:19:50 C 01 52 28.52 +36 24 30.8 q 160
2016-12-06 22:23:04 C 01 52 27.86 +36 24 43.3 q 160
2016-12-08 20:53:18 C 01 43 01.05 +39 29 41.6 q 160
2016-12-08 20:57:16 C 01 43 00.16 +39 29 57.4 q 160
2016-12-08 21:00:31 C 01 42 59.44 +39 30 10.3 q 160
2016-12-10 20:50:40 C 01 32 34.57 +42 40 58.1 q 006
2016-12-10 20:53:26 C 01 32 33.82 +42 41 08.9 q 006
2016-12-10 20:55:44 C 01 32 33.36 +42 41 17.8 q 006
2016-12-10 21:00:00 C 01 32 32.37 +42 41 35.0 q 006
2016-12-13 00:06:38 C 01 20 35.68 +46 03 25.3 u H21
2016-12-13 00:08:47 C 01 20 35.14 +46 03 34.0 u H21
2016-12-13 00:10:45 C 01 20 34.64 +46 03 41.8 u H21
2016-12-13 00:12:42 C 01 20 34.12 +46 03 49.4 u H21
2016-12-13 00:14:40 C 01 20 33.61 +46 03 57.3 u H21
2016-12-13 00:16:32 C 01 20 33.12 +46 04 04.5 u H21
2016-12-13 00:18:24 C 01 20 32.65 +46 04 11.8 u H21