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
2016-12-22 22:03:56 C 00 09 56.57 +60 02 43.4 q C77
2016-12-24 19:31:54 C 23 53 02.50 +62 14 01.1 u 107
2016-12-24 19:37:48 C 23 53 00.11 +62 14 17.2 u 107
2016-12-24 19:43:42 C 23 52 57.76 +62 14 33.4 u 107
2016-12-28 01:13:35 C 23 21 03.97 +65 30 59.2 q H45
2016-12-28 01:16:03 C 23 21 02.84 +65 31 04.7 q H45
2016-12-28 01:17:21 C 23 21 02.25 +65 31 07.4 q H45
2016-12-28 01:19:05 C 23 21 01.43 +65 31 11.1 q H45
2016-12-28 01:20:29 C 23 21 00.80 +65 31 14.5 q H45
2016-12-28 01:21:43 C 23 21 00.24 +65 31 17.3 q H45
2016-12-28 19:47:09 C 23 12 48.86 +66 12 27.4 o 107
2016-12-28 19:51:10 C 23 12 47.05 +66 12 35.5 o 107
2016-12-28 19:55:27 C 23 12 45.17 +66 12 43.9 o 107
2016-12-28 20:00:03 C 23 12 42.97 +66 12 53.7 o 107
2016-12-30 00:37:21 C 22 59 35.70 +67 13 20.4 q H45
2016-12-30 00:38:51 C 22 59 35.00 +67 13 23.3 q H45
2016-12-30 00:40:16 C 22 59 34.26 +67 13 26.0 q H45
2016-12-30 00:41:34 C 22 59 33.67 +67 13 28.6 q H45
2016-12-30 00:42:49 C 22 59 33.05 +67 13 30.9 q H45
2016-12-30 00:44:00 C 22 59 32.45 +67 13 33.2 q H45
2016-12-31 01:02:41 C 22 47 56.21 +68 00 37.6 q H45
2016-12-31 01:04:43 C 22 47 55.15 +68 00 41.0 q H45
2016-12-31 01:05:41 C 22 47 54.67 +68 00 42.6 q H45
2016-12-31 01:07:23 C 22 47 53.89 +68 00 45.6 q H45
2016-12-31 01:09:00 C 22 47 53.04 +68 00 48.5 q H45
2016-12-31 01:10:28 C 22 47 52.28 +68 00 51.4 q H45
2017-01-05 00:36:49 C 21 45 54.61 +70 58 36.9 q H45
2017-01-05 00:37:55 C 21 45 53.92 +70 58 38.2 q H45
2017-01-05 00:39:07 C 21 45 53.34 +70 58 39.4 q H45
2017-01-05 00:40:10 C 21 45 52.71 +70 58 40.4 q H45
2017-01-05 00:41:22 C 21 45 52.07 +70 58 41.5 q H45
2017-01-05 00:42:31 C 21 45 51.39 +70 58 42.5 q H45
2017-01-08 00:32:12 C 21 05 51.74 +72 03 17.2 q H45
2017-01-08 00:34:04 C 21 05 50.65 +72 03 17.9 q H45
2017-01-08 00:35:18 C 21 05 50.00 +72 03 19.2 q H45
2017-01-08 00:36:28 C 21 05 49.40 +72 03 20.2 q H45
2017-01-08 00:38:14 C 21 05 48.28 +72 03 21.1 q H45
2017-01-08 00:39:39 C 21 05 47.40 +72 03 21.4 q H45
2017-01-09 00:31:51 C 20 52 21.16 +72 18 06.8 q H45
2017-01-09 00:34:29 C 20 52 19.79 +72 18 07.7 q H45
2017-01-09 00:35:51 C 20 52 18.82 +72 18 08.0 q H45
2017-01-09 00:37:02 C 20 52 18.30 +72 18 08.8 q H45
2017-01-09 00:38:54 C 20 52 17.12 +72 18 09.7 q H45
2017-01-09 00:40:23 C 20 52 16.38 +72 18 09.9 q H45
2017-01-09 21:35:13 C 20 40 33.80 +72 28 05.7 q Z48
2017-01-09 21:58:40 C 20 40 20.56 +72 28 13.2 q Z48
2017-01-09 22:17:04 C 20 40 10.74 +72 28 20.4 q Z48
2017-02-01 15:46:28 C 16 53 31.31 +68 30 00.7 o C94
2017-02-01 16:02:52 C 16 53 27.33 +68 29 48.1 o C94
2017-02-02 12:17:42 C 16 48 01.00 +68 13 20.7 q 703