2017 SM12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5989327000
Semi-major axis (a)2.5719296000 AU
Inclination (i)7.76143000°
Long. of Asc. Node (Ω)344.47492000°
Arg. of Perihelion (ω)47.24703000°
Mean Anomaly (M)345.90342000°
Mean Motion (n)0.2389546400°/day
Perihelion dist (q)1.03151690 AU
Aphelion dist (Q)4.11234230 AU
Orbital Period4.12466440 yr
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.330″
Uncertainty5
Orbit TypeAmor
MOID0.082983 AU
Observations Used75
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-11-20
Observations (76)
Date Type RA Dec Mag Band Observatory
2017-09-14 04:09:24 C 22 35 12.41 -02 18 13.0 o 691
2017-09-14 04:27:05 C 22 35 12.21 -02 17 11.7 o 691
2017-09-14 04:44:49 C 22 35 11.96 -02 16 08.6 o 691
2017-09-23 09:47:32 C 22 37 48.69 +15 48 56.4 L T05
2017-09-23 10:03:48 C 22 37 48.78 +15 50 41.5 L T05
2017-09-23 10:05:07 C 22 37 48.79 +15 50 49.1 L T05
2017-09-23 10:06:27 C 22 37 48.89 +15 50 59.1 L T05
2017-09-23 10:18:28 C 22 37 48.86 +15 52 16.6 L T05
2017-09-23 21:23:53 C 22 38 11.59 +17 04 46.5 q B49
2017-09-23 21:26:24 C 22 38 11.62 +17 05 03.2 q B49
2017-09-23 21:28:27 C 22 38 11.64 +17 05 16.7 q B49
2017-09-24 03:00:12 C 22 38 24.57 +17 42 33.4 q I52
2017-09-24 03:01:35 C 22 38 24.58 +17 42 43.0 q I52
2017-09-24 03:02:58 C 22 38 24.61 +17 42 52.8 q I52
2017-09-24 03:04:21 C 22 38 24.64 +17 43 01.7 q I52
2017-09-24 03:44:47 C 22 38 25.20 +17 47 39.0 o 691
2017-09-24 04:03:33 C 22 38 25.47 +17 49 47.0 o 691
2017-09-24 04:28:56 C 22 38 23.50 +17 52 30.3 u H21
2017-09-24 04:32:08 C 22 38 23.53 +17 52 51.9 u H21
2017-09-24 04:38:11 C 22 38 23.60 +17 53 32.8 u H21
2017-09-24 05:04:44 C 22 38 25.95 +17 56 43.2 q G96
2017-09-24 05:13:32 C 22 38 26.02 +17 57 43.2 q G96
2017-09-24 05:22:22 C 22 38 26.11 +17 58 43.1 q G96
2017-09-24 05:31:15 C 22 38 26.18 +17 59 43.5 q G96
2017-09-24 06:00:05 C 22 38 27.45 +18 02 51.1 q G58
2017-09-24 06:05:20 C 22 38 27.50 +18 03 26.7 q G58
2017-09-24 06:10:35 C 22 38 27.58 +18 04 02.5 q G58
2017-09-24 06:19:48 C 22 38 27.67 +18 05 05.6 q G58
2017-09-24 06:26:03 C 22 38 27.74 +18 05 48.4 q G58
2017-09-24 06:52:31 C 22 38 24.97 +18 08 41.1 q W25
2017-09-24 07:30:49 C 22 38 25.69 +18 12 58.9 q W25
2017-09-24 08:08:27 C 22 38 27.71 +18 17 32.9 o 926
2017-09-24 08:12:29 C 22 38 27.77 +18 18 00.1 o 926
2017-09-24 08:16:33 C 22 38 27.81 +18 18 27.5 o 926
2017-09-24 19:56:18 C 22 38 57.51 +19 38 58.3 q C77
2017-09-24 20:06:22 C 22 38 57.69 +19 40 10.2 q C77
2017-09-24 20:16:44 C 22 38 57.92 +19 41 23.8 q C77
2017-09-24 20:28:21 C 22 38 58.07 +19 42 45.7 q C77
2017-09-25 04:38:37 C 22 39 16.07 +20 40 59.8 q I52
2017-09-25 04:40:01 C 22 39 16.09 +20 41 09.9 q I52
2017-09-25 04:44:39 C 22 39 16.16 +20 41 43.3 q I52
2017-09-25 04:46:05 C 22 39 16.18 +20 41 53.6 q I52
2017-09-26 22:12:15 C 22 41 03.17 +25 50 38.8 U 511
2017-09-26 22:13:22 C 22 41 03.20 +25 50 47.0 U 511
2017-09-26 22:14:52 C 22 41 03.22 +25 50 59.2 U 511
2017-09-26 22:15:35 C 22 41 03.24 +25 51 04.8 U 511
2017-09-26 22:16:19 C 22 41 03.27 +25 51 10.3 U 511
2017-09-26 22:17:01 C 22 41 03.29 +25 51 15.6 U 511
2017-09-26 22:17:44 C 22 41 03.31 +25 51 21.0 U 511
2017-09-26 22:20:05 C 22 41 03.37 +25 51 39.6 U 511