2012 SY20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3593948000
Semi-major axis (a)1.8365180000 AU
Inclination (i)15.23410000°
Long. of Asc. Node (Ω)347.62193000°
Arg. of Perihelion (ω)334.10079000°
Mean Anomaly (M)120.63986000°
Mean Motion (n)0.3960146900°/day
Perihelion dist (q)1.17648300 AU
Aphelion dist (Q)2.49655300 AU
Orbital Period2.48881600 yr
Physical Parameters
H (abs. magnitude)22.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.390″
Uncertainty6
Orbit TypeAmor
MOID0.183942 AU
Observations Used44
Oppositions1
Arc Total
First Observation Used
Last Observation Used2012-10-17
Observations (44)
Date Type RA Dec Mag Band Observatory
2012-09-20 04:55:50 C 23 01 52.35 +06 28 33.4 r G96
2012-09-20 05:06:19 C 23 01 51.67 +06 28 57.3 r G96
2012-09-20 05:16:54 C 23 01 50.98 +06 29 21.5 r G96
2012-09-20 06:16:15 C 23 01 47.31 +06 31 34.8 o H01
2012-09-20 06:21:43 C 23 01 47.13 +06 31 48.1 r G96
2012-09-20 06:22:41 C 23 01 47.06 +06 31 49.9 r G96
2012-09-20 06:23:40 C 23 01 47.02 +06 31 52.1 r G96
2012-09-20 06:24:38 C 23 01 46.95 +06 31 54.5 r G96
2012-09-20 06:27:58 C 23 01 46.60 +06 32 01.3 o H01
2012-09-20 06:35:07 C 23 01 46.17 +06 32 17.4 o H01
2012-09-20 06:52:17 C 23 01 45.13 +06 32 56.1 o H01
2012-09-20 07:45:09 C 23 01 42.13 +06 34 55.1 o 291
2012-09-20 07:46:02 C 23 01 42.05 +06 34 58.1 o 291
2012-09-20 07:46:54 C 23 01 42.00 +06 34 59.9 o 291
2012-09-20 20:49:56 C 23 01 03.67 +07 03 53.1 o 033
2012-09-20 21:01:22 C 23 01 03.08 +07 04 17.3 o 033
2012-09-20 22:42:10 C 23 00 57.35 +07 08 00.2 o 033
2012-09-20 22:53:38 C 23 00 56.76 +07 08 23.6 o 033
2012-09-21 01:59:55 C 23 00 46.72 +07 15 24.7 u 954
2012-09-21 02:27:24 C 23 00 45.22 +07 16 23.7 u 954
2012-09-21 02:55:47 C 23 00 46.57 +07 17 22.0 o H01
2012-09-21 03:00:00 C 23 00 43.33 +07 17 33.9 u 954
2012-09-21 03:04:44 C 23 00 46.08 +07 17 41.5 o H01
2012-09-21 03:15:15 C 23 00 45.50 +07 18 04.6 o H01
2012-09-21 03:33:20 C 23 00 44.49 +07 18 44.1 o H01
2012-09-21 03:34:52 C 23 00 44.56 +07 18 48.3 o 291
2012-09-21 03:37:47 C 23 00 44.37 +07 18 55.6 o 291
2012-09-21 03:40:18 C 23 00 44.23 +07 19 00.3 o 291
2012-09-21 04:05:17 C 23 00 42.05 +07 19 50.9 r H21
2012-09-21 04:16:58 C 23 00 41.39 +07 20 16.8 r H21
2012-09-21 04:28:38 C 23 00 40.71 +07 20 42.0 r H21
2012-09-22 05:02:54 C 22 59 31.41 +08 13 00.6 r G96
2012-09-22 05:14:28 C 22 59 30.76 +08 13 25.7 r G96
2012-09-22 05:24:13 C 22 59 30.26 +08 13 44.9 r G96
2012-09-22 05:34:06 C 22 59 29.68 +08 14 05.4 r G96
2012-10-08 01:46:22 C 22 50 42.00 +17 34 47.8 u H21
2012-10-08 02:07:12 C 22 50 41.86 +17 35 08.0 u H21
2012-10-08 02:36:23 C 22 50 41.62 +17 35 37.0 u H21
2012-10-09 02:40:03 C 22 50 40.84 +17 58 31.6 u H21
2012-10-09 02:57:53 C 22 50 40.78 +17 58 47.8 u H21
2012-10-09 03:16:20 C 22 50 40.70 +17 59 05.2 u H21
2012-10-17 06:33:06 C 22 52 41.18 +20 27 35.3 o 291
2012-10-17 06:53:03 C 22 52 41.47 +20 27 46.8 o 291
2012-10-17 07:13:01 C 22 52 41.80 +20 27 58.8 o 291