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
2017-04-30 09:01:50 C 12 27 22.03 +19 14 00.4 q G96
2017-04-30 09:12:44 C 12 27 21.96 +19 13 45.6 q G96
2017-04-30 09:23:31 C 12 27 21.84 +19 13 31.2 q G96
2017-04-30 09:44:41 C 12 27 21.72 +19 13 02.5 q G96
2017-04-30 09:55:47 C 12 27 21.64 +19 12 47.3 q G96
2017-04-30 10:06:54 C 12 27 21.57 +19 12 32.7 q G96
2017-04-30 10:18:30 C 12 27 21.47 +19 12 16.8 q G96
2017-05-01 04:14:19 C 12 27 16.92 +18 48 30.6 q I52
2017-05-01 04:18:32 C 12 27 16.87 +18 48 24.8 q I52
2017-05-01 04:24:50 C 12 27 16.83 +18 48 16.4 q I52
2017-05-01 04:26:56 C 12 27 16.80 +18 48 13.3 q I52
2017-05-01 04:31:09 C 12 27 16.73 +18 48 07.0 q I52
2017-05-01 04:33:15 C 12 27 16.71 +18 48 04.6 q I52
2017-05-01 04:37:28 C 12 27 16.70 +18 47 59.4 q I52
2017-05-01 06:10:40 C 12 27 16.01 +18 45 56.6 q 703
2017-05-01 06:18:24 C 12 27 15.98 +18 45 45.9 q 703
2017-05-01 06:26:04 C 12 27 15.93 +18 45 36.4 q 703
2017-05-01 06:33:46 C 12 27 15.88 +18 45 25.6 q 703
2017-05-18 04:42:55 C 12 30 34.82 +10 50 20.9 q G96
2017-05-18 04:51:33 C 12 30 34.96 +10 50 12.1 q G96
2017-05-18 04:57:31 C 12 30 35.05 +10 50 05.9 q G96
2017-05-18 05:06:01 C 12 30 35.19 +10 49 57.2 q G96