2012 DM4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4600659000 ± 2.00e+00
Semi-major axis (a)1.9477465000 AU ± 3.00e+00
Inclination (i)12.65338000° ± 4.00e+00
Long. of Asc. Node (Ω)148.15778000° ± 5.00e+00
Arg. of Perihelion (ω)342.48501000° ± 6.00e+00
Mean Anomaly (M)27.74625000° ± 3.80e+03
Mean Motion (n)0.3625813200°/day ± 8.38e-01
Perihelion dist (q)1.05165480 AU ± 4.22e+00
Aphelion dist (Q)2.84383820 AU ± 5.86e+00
Orbital Period2.71830790 yr ± 6.28e+00
Physical Parameters
H (abs. magnitude)24.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.500″
Uncertainty6
Orbit TypeAmor
MOID0.074930 AU
Observations Used37
Oppositions1
Arc Total
First Observation Used
Last Observation Used2012-03-17
Observations (39)
Date Type RA Dec Mag Band Observatory
2012-02-19 08:53:33 C 10 18 55.72 +16 01 56.0 r 703
2012-02-19 08:56:03 C 10 18 56.66 +16 02 09.1 r 703
2012-02-19 08:58:29 C 10 18 57.67 +16 02 21.8 r 703
2012-02-19 09:00:53 C 10 18 58.53 +16 02 35.9 r 703
2012-02-19 10:38:18 C 10 19 36.21 +16 11 33.3 r 703
2012-02-19 10:42:27 C 10 19 37.81 +16 11 53.4 r 703
2012-02-19 14:23:32 C 10 21 14.42 +16 32 16.6 o 300
2012-02-19 14:30:33 C 10 21 17.10 +16 32 56.0 o 300
2012-02-19 14:32:53 C 10 21 18.07 +16 33 09.3 o 300
2012-02-19 14:35:13 C 10 21 18.89 +16 33 22.1 o 300
2012-02-19 17:58:37 C 10 22 44.36 +16 51 25.8 v B18
2012-02-19 18:04:39 C 10 22 46.76 +16 51 58.6 v B18
2012-02-19 18:10:43 C 10 22 49.11 +16 52 32.7 v B18
2012-02-19 20:43:46 C 10 23 50.69 +17 06 05.7 u J95
2012-02-19 20:49:35 C 10 23 52.94 +17 06 37.8 u J95
2012-02-19 20:53:28 C 10 23 54.49 +17 06 58.7 u J95
2012-02-19 22:15:49 C 10 24 26.82 +17 14 36.8 v I93
2012-02-19 22:28:16 C 10 24 31.54 +17 15 43.6 v I93
2012-02-19 22:41:22 C 10 24 36.50 +17 16 54.1 v I93
2012-02-20 04:24:04 C 10 26 56.78 +17 47 15.3 o G51
2012-02-20 04:30:50 C 10 26 59.37 +17 47 51.4 o G51
2012-02-20 06:38:32 C 10 27 44.56 +17 59 03.8 r H21
2012-02-20 06:44:07 C 10 27 46.64 +17 59 33.4 r H21
2012-02-20 06:47:56 C 10 27 48.06 +17 59 53.0 r H21
2012-02-20 08:59:56 C 10 28 39.25 +18 11 29.2 r 703
2012-02-20 09:01:24 C 10 28 39.85 +18 11 37.4 r 703
2012-02-20 09:02:09 C 10 28 40.01 +18 11 40.9 r 703
2012-02-20 22:07:30 C 10 33 48.74 +19 17 38.3 v B18
2012-02-20 22:10:31 C 10 33 49.87 +19 17 53.7 v B18
2012-02-20 22:13:32 C 10 33 50.99 +19 18 08.4 v B18
2012-02-22 07:12:25 C 10 46 14.06 +21 52 16.1 u H21
2012-02-22 07:16:20 C 10 46 15.40 +21 52 33.4 u H21
2012-02-22 07:24:29 C 10 46 18.17 +21 53 08.7 u H21
2012-03-05 08:59:35 C 12 02 37.50 +34 00 55.2 o 291
2012-03-05 09:02:57 C 12 02 37.93 +34 00 57.6 o 291
2012-03-05 09:06:17 C 12 02 38.57 +34 01 02.7 o 291
2012-03-17 05:38:56 C 12 36 20.83 +36 39 17.5 o H21
2012-03-17 06:05:37 C 12 36 22.52 +36 39 20.5 o H21
2012-03-17 06:32:31 C 12 36 24.21 +36 39 23.8 o H21