IAA RAS IAA Minor Planet Database

2020 MC4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4507792479 ± 1.89e-08
Semi-major axis (a)2.0973661095 AU ± 1.19e-08
Inclination (i)6.54596296° ± 2.65e-06
Long. of Asc. Node (Ω)316.62798729° ± 7.62e-06
Arg. of Perihelion (ω)357.02308136° ± 1.47e-05
Mean Anomaly (M)268.04307063° ± 8.04e-06
Mean Motion (n)0.3244896933°/day ± 2.76e-09
Perihelion dist (q)1.15191699 AU ± 4.02e-08
Aphelion dist (Q)3.04281523 AU ± 4.33e-08
Orbital Period3.03746561 yr ± 2.58e-08
Physical Parameters
H (abs. magnitude)21.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.260″
Uncertainty0
Orbit TypeAmor
MOID0.136019 AU
Observations Used244
Oppositions4
Arc Total2017-2023
First Observation Used2017-09-03
Last Observation Used2023-10-09
Observations (249)
Date Type RA Dec Mag Band Observatory
2020-09-10 07:15:30 C 23 10 52.45 +15 31 35.8 – V 703
2020-09-10 07:23:07 C 23 10 52.45 +15 31 41.7 – V 703
2020-09-10 07:38:20 C 23 10 52.45 +15 31 51.2 – V 703
2020-09-10 22:23:22 C 23 11 03.71 +15 40 22.9 – V K88
2020-09-10 22:35:34 C 23 11 03.75 +15 40 29.7 – V K88
2020-09-10 22:47:46 C 23 11 03.79 +15 40 36.8 – V K88
2020-09-11 22:33:42 C 23 11 21.36 +15 53 41.2 – V A17
2020-09-11 22:50:38 C 23 11 21.45 +15 53 50.4 – V A17
2020-09-11 23:07:34 C 23 11 21.52 +15 53 59.1 – V A17
2020-09-12 07:50:56 C 23 11 29.073 +15 58 46.15 – U F52
2020-09-12 08:08:21 C 23 11 29.123 +15 58 55.44 – U F52
2020-09-12 08:25:48 C 23 11 29.168 +15 59 04.65 – U F52
2020-09-12 15:24:52 C 23 11 33.27 +16 02 28.3 – q D29
2020-09-12 15:55:17 C 23 11 33.38 +16 02 43.5 – q D29
2020-09-12 16:15:39 C 23 11 33.42 +16 02 53.7 – q D29
2020-09-15 10:41:16 C 23 12 19.89 +16 31 55.3 – V T05
2020-09-15 10:45:30 C 23 12 19.92 +16 31 57.0 – V T05
2020-09-15 10:53:27 C 23 12 19.97 +16 31 58.6 – V T05
2020-09-15 11:08:47 C 23 12 19.90 +16 32 04.4 – V T05
2020-09-16 08:35:07 C 23 12 36.565 +16 39 47.42 – U F51
2020-09-16 08:51:16 C 23 12 36.606 +16 39 53.14 – U F51
2020-09-16 09:07:31 C 23 12 36.641 +16 39 58.88 – U F51
2020-09-16 09:23:58 C 23 12 36.678 +16 40 04.58 – U F51
2020-09-19 07:21:33 C 23 13 27.42 +17 00 08.5 – V G96
2020-09-19 07:31:38 C 23 13 27.47 +17 00 10.8 – V G96
2020-09-19 07:39:47 C 23 13 27.51 +17 00 12.8 – V G96
2020-09-19 07:47:59 C 23 13 27.55 +17 00 14.7 – V G96
2020-10-07 04:41:56 C 23 21 24.22 +17 13 02.7 – V G96
2020-10-07 04:50:00 C 23 21 24.34 +17 13 02.0 – V G96
2020-10-07 04:58:04 C 23 21 24.49 +17 13 00.8 – V G96
2020-10-07 05:06:08 C 23 21 24.69 +17 13 00.6 – V G96
2020-10-11 10:16:22 C 23 24 09.483 +17 00 32.68 – U F51
2020-10-11 10:18:14 C 23 24 09.531 +17 00 32.47 – U F51
2020-10-11 10:33:37 C 23 24 09.894 +17 00 30.14 – U F51
2020-10-11 11:08:19 C 23 24 10.730 +17 00 24.84 – U F51
2020-10-11 11:10:11 C 23 24 10.770 +17 00 24.44 – U F51
2020-10-14 03:37:21 C 23 26 09.72 +16 51 07.1 – V G96
2020-10-14 03:45:30 C 23 26 09.96 +16 51 06.4 – V G96
2020-10-14 03:55:36 C 23 26 10.20 +16 51 05.1 – V G96
2020-10-14 04:03:46 C 23 26 10.38 +16 51 03.9 – V G96
2023-06-10 02:03:33 C 15 50 19.85 -42 19 21.9 – u 807
2023-06-10 02:10:36 C 15 50 19.44 -42 19 21.8 – u 807
2023-06-10 02:17:25 C 15 50 19.06 -42 19 21.8 – u 807
2023-10-04 05:55:11 C 20 56 51.436 -02 54 56.78 – X F51
2023-10-04 06:12:40 C 20 56 53.866 -02 54 42.83 – X F51
2023-10-04 06:30:10 C 20 56 56.281 -02 54 28.41 – X F51
2023-10-09 05:43:50 C 21 13 44.598 -01 22 51.44 – X F52
2023-10-09 06:21:21 C 21 13 49.536 -01 22 24.12 – X F52
2023-10-09 06:40:05 C 21 13 51.969 -01 22 10.64 – X F52