2018 SM1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3806899000
Semi-major axis (a)1.6212608000 AU
Inclination (i)2.90781000°
Long. of Asc. Node (Ω)200.80788000°
Arg. of Perihelion (ω)174.63615000°
Mean Anomaly (M)162.32786000°
Mean Motion (n)0.4774465400°/day
Perihelion dist (q)1.00406320 AU
Aphelion dist (Q)2.23845840 AU
Orbital Period2.06433090 yr
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.370″
Uncertainty4
Orbit TypeAmor
MOID0.005111 AU
Observations Used323
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-11-21
Observations (334)
Date Type RA Dec Mag Band Observatory
2018-08-14 09:05:16 C 20 00 21.071 -00 08 48.12 V F51
2018-08-14 09:42:53 C 20 00 19.135 -00 08 24.89 V F51
2018-08-14 10:01:35 C 20 00 18.180 -00 08 13.29 V F51
2018-09-18 08:40:47 C 20 09 58.89 +24 17 53.6 U T05
2018-09-18 08:56:52 C 20 10 00.83 +24 19 34.0 U T05
2018-09-18 09:29:13 C 20 10 04.93 +24 22 55.7 U T05
2018-09-19 18:19:33 C 20 17 39.54 +28 19 51.2 o K88
2018-09-19 18:21:44 C 20 17 39.96 +28 20 09.7 o K88
2018-09-19 18:23:55 C 20 17 40.40 +28 20 27.5 o K88
2018-09-19 18:26:06 C 20 17 40.84 +28 20 45.1 o K88
2018-09-19 18:28:16 C 20 17 41.29 +28 21 03.1 o K88
2018-09-19 19:38:34 C 20 17 58.20 +28 30 46.0 V 204
2018-09-19 19:40:06 C 20 17 58.50 +28 30 58.4 V 204
2018-09-19 19:41:38 C 20 17 58.79 +28 31 11.1 V 204
2018-09-19 19:43:12 C 20 17 59.11 +28 31 23.9 V 204
2018-09-19 19:46:19 C 20 17 59.74 +28 31 31.9 q A17
2018-09-19 19:46:26 C 20 17 59.74 +28 31 50.4 V 204
2018-09-19 19:49:10 C 20 17 58.92 +28 32 15.1 V L01
2018-09-19 19:51:59 C 20 18 00.89 +28 32 18.3 q A17
2018-09-19 19:53:47 C 20 17 59.86 +28 32 52.9 V L01
2018-09-19 19:54:52 C 20 18 00.06 +28 33 01.9 V L01
2018-09-19 19:55:03 C 20 18 02.31 +28 33 10.3 V C95
2018-09-19 19:57:15 C 20 18 00.53 +28 33 21.4 V L01
2018-09-19 19:57:38 C 20 18 02.03 +28 33 03.8 q A17
2018-09-19 19:58:44 C 20 18 03.03 +28 33 40.4 V C95
2018-09-19 20:02:24 C 20 18 03.75 +28 34 10.7 V C95
2018-09-19 20:03:19 C 20 18 03.18 +28 33 50.7 q A17
2018-09-19 20:06:13 C 20 18 02.62 +28 34 07.1 V G34
2018-09-19 20:10:23 C 20 18 03.45 +28 34 41.1 V G34
2018-09-19 20:14:40 C 20 18 04.37 +28 35 15.8 V G34
2018-09-19 20:17:28 C 20 18 03.16 +28 35 50.5 o K88
2018-09-19 20:19:27 C 20 18 03.55 +28 36 06.3 o K88
2018-09-19 20:21:27 C 20 18 03.98 +28 36 22.7 o K88
2018-09-19 20:25:24 C 20 18 04.79 +28 36 54.7 o K88
2018-09-19 20:25:30 C 20 18 06.61 +28 36 43.8 V G34
2018-09-19 20:27:23 C 20 18 05.20 +28 37 10.5 o K88
2018-09-19 20:31:16 C 20 18 05.99 +28 37 41.7 o K88
2018-09-19 20:32:54 C 20 18 08.48 +28 38 18.0 q K63
2018-09-19 20:35:26 C 20 18 08.95 +28 38 39.3 q K63
2018-09-19 20:37:40 C 20 18 09.40 +28 38 57.3 q K63
2018-09-19 20:39:51 C 20 18 07.80 +28 38 51.1 o K88
2018-09-19 20:46:34 C 20 18 11.71 +28 39 41.8 q K74
2018-09-19 20:49:00 C 20 18 12.22 +28 40 01.7 q K74
2018-09-19 20:55:39 C 20 18 13.58 +28 40 55.5 q K74
2018-09-19 20:57:52 C 20 18 14.03 +28 41 13.8 q K74
2018-09-19 21:24:15 C 20 18 17.17 +28 44 48.5 o K88
2018-09-19 21:26:14 C 20 18 17.61 +28 45 04.4 o K88
2018-09-19 21:28:13 C 20 18 18.04 +28 45 20.3 o K88
2018-09-19 21:30:12 C 20 18 18.47 +28 45 36.1 o K88
2018-09-19 23:07:04 C 20 18 43.60 +28 59 35.7 V J27