IAA RAS IAA Minor Planet Database

2012 UW9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5029260000
Semi-major axis (a)1.8246211000 AU
Inclination (i)6.60654000°
Long. of Asc. Node (Ω)24.61761000°
Arg. of Perihelion (ω)53.49052000°
Mean Anomaly (M)94.04865000°
Mean Motion (n)0.3998941400°/day
Perihelion dist (q)0.90697170 AU
Aphelion dist (Q)2.74227050 AU
Orbital Period2.46467150 yr
Physical Parameters
H (abs. magnitude)25.75
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.460″
Uncertainty9
Orbit TypeApollo
MOID0.019636 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2012-10-18
Observations (17)
Date Type RA Dec Mag Band Observatory
2012-10-15 05:44:42 C 00 09 56.83 -06 11 06.3 – V G96
2012-10-15 05:52:00 C 00 09 55.60 -06 10 51.7 – V G96
2012-10-15 06:06:34 C 00 09 53.18 -06 10 23.3 – V G96
2012-10-17 05:56:57 C 00 02 07.65 -04 19 17.1 – r G96
2012-10-17 06:02:44 C 00 02 06.39 -04 19 00.7 – r G96
2012-10-17 06:08:25 C 00 02 05.20 -04 18 46.1 – r G96
2012-10-17 06:14:12 C 00 02 03.98 -04 18 29.7 – r G96
2012-10-17 06:20:00 C 00 02 02.72 -04 18 14.0 – r G96
2012-10-17 07:02:21 C 00 01 53.64 -04 16 18.3 – r G96
2012-10-17 07:03:19 C 00 01 53.39 -04 16 15.3 – r G96
2012-10-17 07:04:17 C 00 01 53.20 -04 16 12.3 – r G96
2012-10-17 07:05:15 C 00 01 52.99 -04 16 09.5 – r G96
2012-10-18 04:31:02 C 23 57 43.16 -03 12 49.6 – r G96
2012-10-18 04:32:00 C 23 57 42.91 -03 12 46.6 – r G96
2012-10-18 04:32:59 C 23 57 42.69 -03 12 44.2 – r G96
2012-10-18 04:33:57 C 23 57 42.48 -03 12 40.4 – r G96
2012-10-18 04:34:57 C 23 57 42.19 -03 12 37.1 – r G96