2013 SM20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2707916380 ± 1.32e-07
Semi-major axis (a)0.8466521098 AU ± 1.31e-09
Inclination (i)3.96709642° ± 5.69e-06
Long. of Asc. Node (Ω)341.24077288° ± 2.30e-05
Arg. of Perihelion (ω)182.95511025° ± 2.19e-05
Mean Anomaly (M)69.21212596° ± 3.87e-05
Mean Motion (n)1.2651871833°/day ± 2.94e-09
Perihelion dist (q)0.61738580 AU ± 1.12e-07
Aphelion dist (Q)1.07591842 AU ± 1.12e-07
Orbital Period0.77903594 yr ± 1.81e-09
Physical Parameters
H (abs. magnitude)25.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.295″
Uncertainty0
Orbit TypeAten
MOID0.033331 AU
Observations Used81
Oppositions2
Arc Total2013-2020
First Observation Used2013-09-26
Last Observation Used2020-09-22
Observations (81)
Date Type RA Dec Mag Band Observatory
2020-09-12 21:50:29 C 23 50 36.66 +10 22 42.7 V K83
2020-09-12 22:24:16 C 23 50 21.14 +10 22 30.8 V A44
2020-09-12 22:34:08 C 23 50 16.74 +10 22 29.5 V A44
2020-09-12 22:41:01 C 23 50 13.75 +10 22 34.3 V L01
2020-09-12 22:43:12 C 23 50 12.72 +10 22 34.4 V L01
2020-09-12 22:43:54 C 23 50 12.40 +10 22 28.2 V A44
2020-09-12 22:45:23 C 23 50 11.80 +10 22 33.7 V L01
2020-09-12 22:47:53 C 23 50 10.64 +10 22 33.4 V L01
2020-09-13 00:10:50 C 23 49 33.97 +10 22 21.1 V 204
2020-09-13 00:24:51 C 23 49 28.76 +10 22 09.6 V J95
2020-09-13 00:25:05 C 23 49 27.53 +10 22 19.6 V 204
2020-09-13 00:38:35 C 23 49 22.64 +10 22 07.9 V J95
2020-09-13 00:40:06 C 23 49 20.83 +10 22 17.4 V 204
2020-09-13 00:47:27 C 23 49 18.66 +10 22 06.4 V J95
2020-09-13 01:07:56 C 23 49 09.25 +10 22 16.2 V I93
2020-09-13 01:13:17 C 23 49 06.79 +10 22 14.5 V I93
2020-09-13 01:18:38 C 23 49 04.41 +10 22 14.2 V I93
2020-09-13 01:32:00 C 23 48 57.34 +10 22 11.4 V 104
2020-09-13 01:37:33 C 23 48 54.81 +10 22 11.0 V 104
2020-09-13 01:43:06 C 23 48 52.36 +10 22 09.7 V 104
2020-09-16 08:30:28 C 23 14 23.498 +10 01 00.20 U F51
2020-09-16 08:46:39 C 23 14 15.729 +10 00 53.92 U F51
2020-09-16 09:19:15 C 23 13 59.850 +10 00 40.98 U F51
2020-09-20 06:24:52 C 22 32 07.03 +09 07 06.5 V G96
2020-09-20 06:33:04 C 22 32 03.16 +09 07 00.9 V G96
2020-09-20 06:41:15 C 22 31 59.26 +09 06 55.3 V G96
2020-09-20 06:49:26 C 22 31 55.39 +09 06 49.1 V G96
2020-09-22 05:05:28 C 22 11 57.64 +08 31 55.9 V G96
2020-09-22 05:13:29 C 22 11 53.99 +08 31 49.4 V G96
2020-09-22 05:21:30 C 22 11 50.34 +08 31 43.5 V G96
2020-09-22 05:29:32 C 22 11 46.68 +08 31 36.9 V G96