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
2016-11-12 05:34:09 C 03 09 40.43 +07 40 36.0 t 754
2016-11-12 05:45:08 C 03 09 39.54 +07 40 54.2 t 754
2016-11-12 09:53:02 C 03 09 21.01 +07 47 56.5 L T05
2016-11-12 10:22:04 C 03 09 18.57 +07 48 44.8 L T05
2016-11-12 10:44:20 C 03 09 16.70 +07 49 21.9 L T05
2016-11-12 11:06:26 C 03 09 14.83 +07 49 58.9 L T05
2016-11-13 07:54:51 C 03 07 37.75 +08 25 27.4 q H45
2016-11-13 07:56:00 C 03 07 37.66 +08 25 29.1 q H45
2016-11-13 07:57:18 C 03 07 37.55 +08 25 32.4 q H45
2016-11-13 07:58:38 C 03 07 37.44 +08 25 34.1 q H45
2016-11-13 07:59:51 C 03 07 37.33 +08 25 36.4 q H45
2016-11-13 08:01:09 C 03 07 37.21 +08 25 38.4 q H45
2016-11-15 00:59:07 C 03 04 14.84 +09 40 39.3 q 160
2016-11-15 01:01:12 C 03 04 14.69 +09 40 43.5 q 160
2016-11-15 01:03:18 C 03 04 14.49 +09 40 47.7 q 160
2016-11-16 00:49:25 C 03 02 09.51 +10 27 29.9 q 160
2016-11-16 00:51:21 C 03 02 09.34 +10 27 33.6 q 160
2016-11-16 00:53:18 C 03 02 09.14 +10 27 37.3 q 160
2016-11-18 09:28:16 C 02 56 47.79 +12 28 37.5 q H15
2016-11-18 09:42:06 C 02 56 46.29 +12 29 08.6 q H15
2016-11-18 09:56:52 C 02 56 44.82 +12 29 41.4 q H15
2016-11-20 08:50:28 C 02 51 53.28 +14 20 52.7 q G96
2016-11-20 08:55:42 C 02 51 52.68 +14 21 05.5 q G96
2016-11-20 08:57:29 C 02 51 52.48 +14 21 09.9 q G96
2016-11-20 09:01:03 C 02 51 52.07 +14 21 18.6 q G96
2016-11-20 20:14:57 C 02 50 40.64 +14 49 18.6 q 246
2016-11-20 20:15:17 C 02 50 40.61 +14 49 19.3 q 246
2016-11-20 20:15:40 C 02 50 40.56 +14 49 20.4 q 246
2016-11-20 20:16:23 C 02 50 40.47 +14 49 22.1 q 246
2016-11-20 20:17:00 C 02 50 40.41 +14 49 23.7 q 246
2016-11-20 20:17:19 C 02 50 40.37 +14 49 24.4 q 246
2016-11-20 20:17:38 C 02 50 40.33 +14 49 25.4 q 246
2016-11-20 20:17:50 C 02 50 40.30 +14 49 25.8 q 246
2016-11-22 21:32:50 C 02 45 00.36 +16 59 46.4 q 246
2016-11-22 21:33:21 C 02 45 00.30 +16 59 47.7 q 246
2016-11-22 21:33:45 C 02 45 00.26 +16 59 48.9 q 246
2016-11-22 21:34:05 C 02 45 00.21 +16 59 49.7 q 246
2016-11-22 21:34:18 C 02 45 00.18 +16 59 50.4 q 246
2016-11-22 21:34:36 C 02 45 00.15 +16 59 51.1 q 246
2016-11-22 21:34:47 C 02 45 00.12 +16 59 51.6 q 246
2016-11-22 21:35:00 C 02 45 00.09 +16 59 52.3 q 246
2016-11-24 01:39:45 C 02 41 33.545 +18 19 55.03 U Y28
2016-11-24 01:42:27 C 02 41 33.176 +18 20 02.77 U Y28
2016-11-24 01:45:09 C 02 41 32.801 +18 20 10.60 U Y28
2016-11-24 01:47:54 C 02 41 32.432 +18 20 18.29 U Y28
2016-11-24 01:50:36 C 02 41 32.059 +18 20 25.99 U Y28
2016-11-25 06:19:20 C 02 37 53.49 +19 44 20.6 o 691
2016-11-25 06:36:35 C 02 37 51.05 +19 45 12.6 o 691
2016-11-25 06:53:33 C 02 37 48.63 +19 46 04.1 o 691
2016-11-26 19:14:25 C 02 32 56.64 +21 39 03.4 u 107