2012 SM8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3382916721 ± 2.00e+00
Semi-major axis (a)1.5384043338 AU ± 3.00e+00
Inclination (i)4.68694058° ± 4.00e+00
Long. of Asc. Node (Ω)176.90410635° ± 5.00e+00
Arg. of Perihelion (ω)208.17274713° ± 6.00e+00
Mean Anomaly (M)311.63273326° ± 9.13e-02
Mean Motion (n)0.5165329700°/day ± 1.51e+00
Perihelion dist (q)1.01797600 AU ± 3.66e+00
Aphelion dist (Q)2.05883400 AU ± 5.06e+00
Orbital Period1.90812150 yr ± 5.58e+00
Physical Parameters
H (abs. magnitude)26.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.277″
Uncertainty2
Orbit TypeAmor
MOID0.030903 AU
Observations Used50
Oppositions1
Arc Total2012-2012
First Observation Used
Last Observation Used2012-09-24
Observations (52)
Date Type RA Dec Mag Band Observatory
2012-09-18 07:08:03 C 00 07 34.89 +03 02 47.5 r G96
2012-09-18 07:21:19 C 00 07 41.34 +03 02 27.4 r G96
2012-09-18 07:34:41 C 00 07 47.82 +03 02 06.5 r G96
2012-09-18 07:48:08 C 00 07 54.30 +03 01 45.6 r G96
2012-09-18 08:43:45 C 00 08 20.72 +03 00 14.3 o H01
2012-09-18 09:04:03 C 00 08 30.66 +02 59 42.6 o H01
2012-09-18 09:13:56 C 00 08 35.51 +02 59 26.9 o H01
2012-09-18 09:20:30 C 00 08 38.74 +02 59 16.5 o H01
2012-09-18 09:51:33 C 00 08 54.66 +02 58 33.2 o 291
2012-09-18 09:52:57 C 00 08 55.37 +02 58 31.1 o 291
2012-09-18 09:53:59 C 00 08 55.87 +02 58 29.3 o 291
2012-09-18 22:45:32 C 00 16 06.44 +02 36 52.9 u J95
2012-09-18 22:56:35 C 00 16 12.29 +02 36 35.0 u J95
2012-09-18 23:10:07 C 00 16 19.38 +02 36 12.4 u J95
2012-09-19 04:23:26 C 00 19 18.25 +02 27 54.8 r H21
2012-09-19 04:31:31 C 00 19 22.55 +02 27 41.0 r H21
2012-09-19 04:40:08 C 00 19 27.13 +02 27 27.0 r H21
2012-09-19 04:57:35 C 00 19 39.71 +02 27 11.2 o H01
2012-09-19 05:07:05 C 00 19 44.80 +02 26 55.3 o H01
2012-09-19 05:17:00 C 00 19 50.09 +02 26 38.8 o H01
2012-09-19 05:26:07 C 00 19 52.77 +02 26 10.7 u H36
2012-09-19 05:27:16 C 00 19 55.53 +02 26 21.3 o H01
2012-09-19 05:34:18 C 00 19 57.14 +02 25 56.3 u H36
2012-09-19 05:41:50 C 00 20 01.08 +02 25 44.2 u H36
2012-09-19 05:52:10 C 00 20 06.65 +02 25 26.1 u H36
2012-09-19 06:00:29 C 00 20 10.99 +02 25 12.0 u H36
2012-09-19 07:32:38 C 00 21 01.23 +02 22 56.9 t 711
2012-09-19 07:37:25 C 00 21 03.75 +02 22 48.6 t 711
2012-09-19 07:42:10 C 00 21 06.24 +02 22 40.5 t 711
2012-09-19 07:46:55 C 00 21 08.76 +02 22 32.3 t 711
2012-09-19 07:51:41 C 00 21 11.25 +02 22 24.2 t 711
2012-09-19 07:56:26 C 00 21 13.77 +02 22 15.9 t 711
2012-09-20 05:36:00 C 00 34 13.42 +01 42 48.5 v H21
2012-09-20 05:43:28 C 00 34 17.70 +01 42 34.3 v H21
2012-09-20 05:50:45 C 00 34 21.84 +01 42 20.6 v H21
2012-09-20 05:57:46 C 00 34 25.90 +01 42 07.2 v H21
2012-09-20 23:31:37 C 00 45 34.84 +01 07 32.2 o 033
2012-09-21 00:19:54 C 00 46 04.41 +01 05 56.4 o 033
2012-09-21 00:35:57 C 00 46 14.43 +01 05 23.0 o 033
2012-09-21 01:17:58 C 00 46 40.32 +01 03 59.5 o 033
2012-09-21 06:24:21 C 00 50 06.31 +00 54 08.1 u H21
2012-09-21 06:36:01 C 00 50 13.44 +00 53 43.5 u H21
2012-09-21 06:39:35 C 00 50 15.60 +00 53 35.8 u H21
2012-09-21 22:48:57 C 01 01 18.23 +00 19 30.5 u 104
2012-09-21 22:56:54 C 01 01 23.39 +00 19 13.7 u 104
2012-09-21 23:04:52 C 01 01 28.64 +00 18 56.6 u 104
2012-09-23 06:17:25 C 01 23 56.68 -00 50 22.5 u H21
2012-09-23 06:24:33 C 01 24 01.64 -00 50 38.8 u H21
2012-09-23 06:31:40 C 01 24 06.58 -00 50 54.9 u H21
2012-09-24 07:39:46 C 01 43 11.38 -01 49 46.4 u H21