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
2016-12-13 00:20:21 C 01 20 32.13 +46 04 19.6 u H21
2016-12-13 00:22:19 C 01 20 31.63 +46 04 27.4 u H21
2016-12-13 00:24:16 C 01 20 31.12 +46 04 35.1 u H21
2016-12-13 00:26:13 C 01 20 30.61 +46 04 42.8 u H21
2016-12-13 00:28:15 C 01 20 30.09 +46 04 51.0 u H21
2016-12-13 01:46:18 C 01 20 09.81 +46 09 57.3 u H21
2016-12-13 01:48:22 C 01 20 09.28 +46 10 05.6 u H21
2016-12-13 01:50:26 C 01 20 08.74 +46 10 13.5 u H21
2016-12-13 01:52:30 C 01 20 08.20 +46 10 21.7 u H21
2016-12-13 01:54:34 C 01 20 07.66 +46 10 29.7 u H21
2016-12-13 01:56:38 C 01 20 07.12 +46 10 37.8 u H21
2016-12-13 01:58:42 C 01 20 06.57 +46 10 45.9 u H21
2016-12-13 02:00:46 C 01 20 06.04 +46 10 54.1 u H21
2016-12-13 02:02:50 C 01 20 05.50 +46 11 02.2 u H21
2016-12-13 02:04:54 C 01 20 04.95 +46 11 10.2 u H21
2016-12-13 02:06:58 C 01 20 04.41 +46 11 18.2 u H21
2016-12-13 02:09:02 C 01 20 03.87 +46 11 26.2 u H21
2016-12-13 02:11:06 C 01 20 03.34 +46 11 34.3 u H21
2016-12-13 02:15:13 C 01 20 02.25 +46 11 50.4 u H21
2016-12-13 21:49:24 C 01 15 09.01 +47 27 45.7 16.4 q B33
2016-12-13 21:52:10 C 01 15 08.29 +47 27 56.1 16.4 q B33
2016-12-13 21:54:55 C 01 15 07.57 +47 28 06.3 16.3 q B33
2016-12-14 00:24:05 C 01 14 33.48 +47 37 52.3 u H21
2016-12-14 00:26:02 C 01 14 32.95 +47 38 00.0 u H21
2016-12-14 00:28:00 C 01 14 32.44 +47 38 07.7 u H21
2016-12-14 00:29:58 C 01 14 31.88 +47 38 15.4 u H21
2016-12-14 00:31:55 C 01 14 31.35 +47 38 23.0 u H21
2016-12-14 00:33:53 C 01 14 30.83 +47 38 30.4 u H21
2016-12-14 00:35:50 C 01 14 30.33 +47 38 38.3 u H21
2016-12-14 00:37:48 C 01 14 29.78 +47 38 45.6 u H21
2016-12-14 00:39:45 C 01 14 29.25 +47 38 53.4 u H21
2016-12-14 00:41:43 C 01 14 28.73 +47 39 01.1 u H21
2016-12-14 00:43:41 C 01 14 28.20 +47 39 08.7 u H21
2016-12-14 00:45:38 C 01 14 27.68 +47 39 16.1 u H21
2016-12-14 00:47:36 C 01 14 27.14 +47 39 23.6 u H21
2016-12-14 00:49:34 C 01 14 26.61 +47 39 31.5 u H21
2016-12-14 00:51:31 C 01 14 26.11 +47 39 38.9 u H21
2016-12-14 00:53:29 C 01 14 25.57 +47 39 46.7 u H21
2016-12-14 00:55:26 C 01 14 25.04 +47 39 54.0 u H21
2016-12-14 00:57:24 C 01 14 24.51 +47 40 01.8 u H21
2016-12-14 00:59:22 C 01 14 23.97 +47 40 09.6 u H21
2016-12-14 01:01:19 C 01 14 23.44 +47 40 17.2 u H21
2016-12-14 01:03:52 C 01 14 22.76 +47 40 26.9 u H21
2016-12-14 23:45:06 C 01 08 32.98 +49 07 20.9 u H21
2016-12-14 23:47:04 C 01 08 32.46 +49 07 28.7 u H21
2016-12-14 23:49:01 C 01 08 31.91 +49 07 35.9 u H21
2016-12-14 23:50:59 C 01 08 31.36 +49 07 43.8 u H21
2016-12-14 23:52:56 C 01 08 30.82 +49 07 51.2 u H21
2016-12-14 23:54:54 C 01 08 30.30 +49 07 58.8 u H21
2016-12-14 23:56:52 C 01 08 29.72 +49 08 06.4 u H21