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
2018-09-24 21:02:37 C 21 36 00.23 +53 57 02.9 V 094
2018-09-24 21:02:49 C 21 36 00.45 +53 57 05.9 V 094
2018-09-24 21:06:22 n 21 36 27.63 +53 58 06.9 16.4 V Z43
2018-09-24 21:10:25 n 21 36 33.05 +53 59 16.1 15.9 V Z43
2018-09-24 21:15:12 n 21 36 39.41 +54 00 37.8 16.1 V Z43
2018-09-24 21:20:01 n 21 36 45.89 +54 02 00.3 16.1 V Z43
2018-09-24 21:27:16 n 21 36 55.64 +54 04 03.8 15.7 V Z43
2018-09-24 22:33:04 C 21 38 24.53 +54 22 10.8 q Z80
2018-09-24 22:35:11 C 21 38 27.44 +54 22 46.0 q Z80
2018-09-24 22:37:13 C 21 38 30.30 +54 23 20.2 q Z80
2018-09-24 22:39:26 C 21 38 33.34 +54 23 57.2 q Z80
2018-09-24 22:41:33 C 21 38 36.31 +54 24 32.4 q Z80
2018-09-24 22:43:40 C 21 38 39.26 +54 25 08.3 q Z80
2018-09-24 22:45:47 C 21 38 42.22 +54 25 44.0 q Z80
2018-09-24 22:47:54 C 21 38 45.17 +54 26 19.2 q Z80
2018-09-24 22:50:02 C 21 38 48.13 +54 26 54.4 q Z80
2018-09-24 22:52:09 C 21 38 51.12 +54 27 30.1 q Z80
2018-09-24 23:35:35 C 21 39 57.35 +54 42 53.3 q G40
2018-09-24 23:40:34 C 21 40 04.10 +54 44 16.2 q G40
2018-09-24 23:57:37 C 21 40 27.48 +54 48 59.4 q G40
2018-09-25 03:56:54 C 21 47 31.05 +55 56 40.1 U I41
2018-09-25 03:57:24 C 21 47 31.72 +55 56 48.6 U I41
2018-09-25 20:00:32 C 22 19 54.19 +60 26 17.0 V J95
2018-09-25 20:03:01 C 22 19 59.70 +60 26 59.4 V J95
2018-09-25 20:05:53 C 22 20 06.06 +60 27 48.1 V J95
2018-09-25 22:27:48 C 22 25 27.88 +61 07 16.5 V J69
2018-09-25 22:32:49 C 22 25 39.46 +61 08 37.5 V J69
2018-09-25 22:37:49 C 22 25 51.16 +61 09 58.7 V J69
2018-09-25 22:42:49 C 22 26 02.77 +61 11 19.1 V J69
2018-09-25 22:47:49 C 22 26 14.46 +61 12 39.4 V J69
2018-09-26 04:13:12 C 22 41 09.30 +62 39 46.6 16.3 r 718
2018-09-26 04:14:31 C 22 41 12.74 +62 40 07.4 16.2 r 718
2018-09-26 04:15:49 C 22 41 16.11 +62 40 28.4 16.3 r 718
2018-09-26 04:17:08 C 22 41 19.48 +62 40 49.5 16.3 r 718
2018-09-26 06:00:15 C 22 45 57.47 +63 08 34.6 U I41
2018-09-26 06:00:45 C 22 45 59.03 +63 08 44.0 U I41
2018-09-26 06:06:05 C 22 46 12.97 +63 10 05.9 U I41
2018-09-26 06:06:35 C 22 46 14.20 +63 10 13.8 U I41
2018-09-26 08:44:14 C 22 53 31.74 +63 48 24.4 U I41
2018-09-26 08:44:53 C 22 53 32.60 +63 48 24.1 U I41
2018-09-26 08:45:23 C 22 53 33.93 +63 48 31.2 U I41
2018-09-26 10:13:50 C 22 57 55.28 +64 08 14.7 U I41
2018-09-26 10:14:20 C 22 57 56.73 +64 08 21.6 U I41
2018-09-26 18:50:30 C 23 29 24.27 +66 02 20.8 q L28
2018-09-26 19:01:39 C 23 30 04.11 +66 04 46.7 q L28
2018-09-26 19:05:19 C 23 30 17.43 +66 05 33.3 q L28
2018-09-26 19:07:45 C 23 30 26.00 +66 06 05.4 q L28
2018-09-26 19:50:05 C 23 32 57.59 +66 14 22.1 V 595
2018-09-26 19:51:04 C 23 33 01.17 +66 14 34.6 V 595
2018-09-26 19:52:02 C 23 33 04.74 +66 14 47.0 V 595