IAA RAS IAA Minor Planet Database

2020 SM1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2384971489 ± 2.35e-05
Semi-major axis (a)1.1252568529 AU ± 1.96e-05
Inclination (i)3.61430698° ± 3.05e-04
Long. of Asc. Node (Ω)350.94221891° ± 3.95e-05
Arg. of Perihelion (ω)286.40037756° ± 1.46e-04
Mean Anomaly (M)172.84021006° ± 4.33e-02
Mean Motion (n)0.8257237504°/day ± 2.16e-05
Perihelion dist (q)0.85688630 AU ± 3.04e-05
Aphelion dist (Q)1.39362740 AU ± 3.59e-05
Orbital Period1.19365137 yr ± 3.12e-05
Physical Parameters
H (abs. magnitude)26.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.211″
Uncertainty2
Orbit TypeApollo
MOID0.003541 AU
Observations Used129
Oppositions1
Arc Total2020-2020
First Observation Used2020-09-18
Last Observation Used2020-09-27
Observations (149)
Date Type RA Dec Mag Band Observatory
2020-09-18 06:24:56 C 21 38 00.19 +22 58 23.8 – V G96
2020-09-19 06:37:28 C 22 19 50.42 +20 22 25.2 – U I41
2020-09-19 06:38:29 C 22 19 51.37 +20 22 20.6 – U I41
2020-09-19 06:51:46 C 22 19 59.57 +20 21 20.6 – V G96
2020-09-19 07:00:06 C 22 20 07.58 +20 20 38.1 – V G96
2020-09-19 07:04:51 C 22 20 16.59 +20 20 08.6 – U I41
2020-09-19 07:05:50 C 22 20 17.56 +20 20 03.7 – U I41
2020-09-19 07:08:26 C 22 20 15.57 +20 19 55.2 – V G96
2020-09-19 07:16:46 C 22 20 23.51 +20 19 12.6 – V G96
2020-09-19 07:53:01 C 22 21 02.08 +20 16 07.0 – U I41
2020-09-19 07:53:30 C 22 21 02.58 +20 16 04.4 – U I41
2020-09-19 08:51:44 C 22 21 53.94 +20 10 58.4 – V I52
2020-09-19 08:52:01 C 22 21 54.20 +20 10 57.0 – V I52
2020-09-19 08:52:16 C 22 21 54.45 +20 10 55.4 – V I52
2020-09-19 08:52:33 C 22 21 54.71 +20 10 53.9 – V I52
2020-09-19 10:21:29 C 22 23 20.12 +20 03 05.9 – V I52
2020-09-19 10:21:45 C 22 23 20.36 +20 03 04.5 – V I52
2020-09-19 10:22:02 C 22 23 20.62 +20 03 03.3 – V I52
2020-09-19 10:22:18 C 22 23 20.90 +20 03 01.5 – V I52
2020-09-19 18:09:19 C 22 31 00.69 +19 30 33.3 – V N88
2020-09-19 18:09:51 C 22 31 01.09 +19 30 31.1 – V N88
2020-09-19 18:10:20 C 22 31 01.42 +19 30 29.2 – V N88
2020-09-19 18:10:47 C 22 31 01.74 +19 30 27.5 – V N88
2020-09-19 18:11:13 C 22 31 02.07 +19 30 25.4 – V N88
2020-09-19 18:26:53 C 22 31 48.65 +19 28 24.3 – V 595
2020-09-19 18:31:34 C 22 31 49.02 +19 28 02.4 – V K88
2020-09-19 18:33:07 C 22 31 50.20 +19 27 57.1 – V K88
2020-09-19 18:33:29 C 22 31 53.57 +19 28 02.4 – V 595
2020-09-19 18:33:53 C 22 31 50.77 +19 27 53.7 – V K88
2020-09-19 18:34:40 C 22 31 51.38 +19 27 51.3 – V K88
2020-09-19 18:37:45 C 22 31 53.57 +19 27 40.3 – V K88
2020-09-19 18:40:06 C 22 31 58.43 +19 27 40.1 – V 595
2020-09-19 18:46:42 C 22 32 03.27 +19 27 18.0 – V 595
2020-09-19 18:53:19 C 22 32 08.09 +19 26 56.2 – V 595
2020-09-19 19:03:10 C 22 32 08.79 +19 26 14.5 – V L18
2020-09-19 19:09:55 C 22 32 13.54 +19 25 52.0 – V L18
2020-09-19 19:16:39 C 22 32 18.32 +19 25 27.2 – V L18
2020-09-19 19:27:25 C 22 32 34.19 +19 25 13.5 – V 104
2020-09-19 19:28:17 C 22 32 35.21 +19 23 34.6 – V Z99
2020-09-19 19:29:03 C 22 32 35.57 +19 26 10.2 – V L34
2020-09-19 19:30:44 C 22 32 37.01 +19 23 26.5 – V Z99
2020-09-19 19:31:52 C 22 32 37.33 +19 24 58.7 – V 104
2020-09-19 19:32:36 C 22 32 42.21 +19 25 04.9 – V B49
2020-09-19 19:33:12 C 22 32 38.83 +19 23 18.6 – V Z99
2020-09-19 19:34:26 C 22 32 30.85 +19 24 22.8 – V L18
2020-09-19 19:38:08 C 22 32 42.43 +19 23 02.3 – V Z99
2020-09-19 19:39:29 C 22 32 47.09 +19 24 41.8 – V B49
2020-09-19 19:40:36 C 22 32 44.24 +19 22 54.0 – V Z99
2020-09-19 19:41:51 C 22 32 35.95 +19 23 57.8 – V L18
2020-09-19 19:43:05 C 22 32 46.05 +19 22 45.5 – V Z99