IAA RAS IAA Minor Planet Database

2012 UD

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4170308000
Semi-major axis (a)1.8047849000 AU
Inclination (i)8.71666000°
Long. of Asc. Node (Ω)11.23798000°
Arg. of Perihelion (ω)15.13197000°
Mean Anomaly (M)142.37363000°
Mean Motion (n)0.4065050200°/day
Perihelion dist (q)1.05213400 AU
Aphelion dist (Q)2.55743580 AU
Orbital Period2.42458920 yr
Physical Parameters
H (abs. magnitude)23.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.330″
Uncertainty5
Orbit TypeAmor
MOID0.058164 AU
Observations Used46
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2012-11-23
Observations (49)
Date Type RA Dec Mag Band Observatory
2012-10-16 04:39:29 C 22 48 53.64 +16 59 33.6 – r 703
2012-10-16 04:46:42 C 22 48 54.14 +17 00 27.6 – r 703
2012-10-16 04:54:00 C 22 48 54.86 +17 01 21.9 – r 703
2012-10-16 05:01:20 C 22 48 55.29 +17 02 19.4 – r 703
2012-10-16 05:53:07 C 22 48 59.36 +17 08 50.3 – r 703
2012-10-16 05:53:53 C 22 48 59.36 +17 08 54.7 – r 703
2012-10-16 05:54:41 C 22 48 59.47 +17 09 03.2 – r 703
2012-10-16 05:54:47 C 22 48 57.53 +17 08 43.9 – r H21
2012-10-16 05:55:28 C 22 48 59.58 +17 09 10.2 – r 703
2012-10-16 05:58:16 C 22 48 57.85 +17 09 10.2 – r H21
2012-10-16 06:01:02 C 22 48 58.08 +17 09 31.2 – r H21
2012-10-16 08:17:20 C 22 49 11.60 +17 26 54.8 – r 703
2012-10-16 08:18:09 C 22 49 11.56 +17 27 01.6 – r 703
2012-10-16 08:19:45 C 22 49 11.85 +17 27 14.0 – r 703
2012-10-16 19:49:14 C 22 50 36.94 +18 53 53.9 – u J95
2012-10-16 19:54:21 C 22 50 37.36 +18 54 32.6 – u J95
2012-10-16 20:48:18 C 22 50 41.25 +19 01 32.2 – q 204
2012-10-16 21:01:12 C 22 50 42.41 +19 03 09.7 – q 204
2012-10-16 21:14:02 C 22 50 43.51 +19 04 46.0 – q 204
2012-10-17 01:25:15 C 22 51 18.22 +19 36 37.7 – o H01
2012-10-17 01:37:11 C 22 51 19.31 +19 38 08.6 – o H01
2012-10-17 01:48:12 C 22 51 20.31 +19 39 32.8 – o H01
2012-10-17 01:56:54 C 22 51 21.10 +19 40 39.2 – o H01
2012-10-17 02:21:41 C 22 51 23.76 +19 43 49.9 – r G96
2012-10-17 02:22:31 C 22 51 23.83 +19 43 56.2 – r G96
2012-10-17 02:23:20 C 22 51 23.90 +19 44 02.4 – r G96
2012-10-17 07:46:24 C 22 51 52.04 +20 24 27.3 – o 291
2012-10-17 07:47:42 C 22 51 52.16 +20 24 36.9 – o 291
2012-10-17 07:49:01 C 22 51 52.29 +20 24 46.6 – o 291
2012-10-20 22:15:48 C 23 03 13.14 +30 48 07.4 – q 204
2012-10-20 22:36:36 C 23 03 15.62 +30 50 27.8 – q 204
2012-10-20 22:57:03 C 23 03 18.15 +30 52 45.2 – q 204
2012-10-20 23:23:04 C 23 03 21.29 +30 55 39.6 – u 203
2012-10-21 00:13:06 C 23 03 27.69 +31 01 13.8 – u 203
2012-10-21 04:48:33 C 23 04 09.96 +31 32 49.2 – v H21
2012-10-21 04:53:52 C 23 04 10.61 +31 33 24.1 – v H21
2012-10-21 04:59:18 C 23 04 11.28 +31 34 00.3 – v H21
2012-10-21 05:04:45 C 23 04 11.95 +31 34 36.4 – v H21
2012-10-24 02:18:13 C 23 15 17.23 +38 54 16.5 – u H21
2012-10-24 02:24:26 C 23 15 18.11 +38 54 53.4 – u H21
2012-10-24 02:30:52 C 23 15 19.01 +38 55 31.7 – u H21
2012-10-25 03:31:12 C 23 19 40.25 +41 19 19.1 – u H21
2012-10-25 03:37:55 C 23 19 41.24 +41 19 56.5 – u H21
2012-10-25 03:44:37 C 23 19 42.19 +41 20 34.0 – u H21
2012-10-27 03:32:44 C 23 28 42.49 +45 32 12.3 – u H21
2012-10-27 03:42:42 C 23 28 44.14 +45 33 00.9 – u H21
2012-10-27 03:50:55 C 23 28 45.54 +45 33 41.9 – u H21
2012-11-23 09:07:40 C 02 16 26.45 +65 30 17.1 – o 291
2012-11-23 09:15:59 C 02 16 28.47 +65 30 14.7 – o 291