2021 MC

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3782490000
Semi-major axis (a)1.5583808000 AU
Inclination (i)1.87810000°
Long. of Asc. Node (Ω)92.23496000°
Arg. of Perihelion (ω)225.29386000°
Mean Anomaly (M)75.48055000°
Mean Motion (n)0.5066332400°/day
Perihelion dist (q)0.96892480 AU
Aphelion dist (Q)2.14783680 AU
Orbital Period1.94540660 yr
Physical Parameters
H (abs. magnitude)25.94
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.800″
Uncertainty7
Orbit TypeApollo
MOID0.006144 AU
Observations Used41
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-07-04
Observations (42)
Date Type RA Dec Mag Band Observatory
2021-06-16 08:10:12 C 16 05 14.977 -16 17 53.89 U F51
2021-06-16 08:28:41 C 16 05 13.552 -16 18 02.14 U F51
2021-06-16 08:47:05 C 16 05 12.140 -16 18 10.39 U F51
2021-06-16 09:05:29 C 16 05 10.738 -16 18 18.22 U F51
2021-06-16 11:00:37 C 16 05 02.015 -16 19 04.63 V F51
2021-06-16 11:01:33 C 16 05 01.959 -16 19 04.75 V F51
2021-06-17 03:25:08 C 16 04 19.58 -16 27 08.6 u H21
2021-06-17 03:33:53 C 16 04 18.90 -16 27 12.5 u H21
2021-06-17 03:49:10 C 16 04 20.27 -16 27 08.7 V V06
2021-06-17 03:54:52 C 16 04 19.87 -16 27 12.1 V V06
2021-06-17 04:00:34 C 16 04 19.43 -16 27 14.9 V V06
2021-06-17 04:06:16 C 16 04 18.97 -16 27 17.8 V V06
2021-06-17 06:16:44 C 16 04 14.197 -16 28 00.87 V 568
2021-06-17 06:18:08 C 16 04 14.089 -16 28 01.71 V 568
2021-06-17 06:19:33 C 16 04 13.982 -16 28 02.73 V 568
2021-06-17 06:21:04 C 16 04 13.867 -16 28 03.79 V 568
2021-06-17 06:23:56 C 16 04 13.673 -16 28 05.27 V 568
2021-06-17 22:40:25 C 16 03 25.22 -16 35 12.1 X Y00
2021-06-17 22:59:48 C 16 03 23.67 -16 35 23.6 X Y00
2021-06-17 23:19:29 C 16 03 22.11 -16 35 36.4 X Y00
2021-06-18 02:54:34 C 16 03 09.33 -16 39 19.4 u H21
2021-06-18 03:05:57 C 16 03 08.43 -16 39 26.2 u H21
2021-06-25 07:54:14 C 15 50 38.79 -19 29 52.3 V 695
2021-06-25 08:08:16 C 15 50 36.83 -19 30 13.2 V 695
2021-06-27 03:59:09 C 15 45 21.28 -20 58 48.5 o 691
2021-06-27 04:15:22 C 15 45 17.94 -20 59 27.7 o 691
2021-06-27 04:35:09 C 15 45 13.90 -21 00 16.3 o 691
2021-06-28 05:17:14 C 15 41 06.28 -22 07 21.3 o 691
2021-06-28 05:28:02 C 15 41 03.52 -22 07 52.9 o 691
2021-06-30 08:19:18 C 15 28 22.96 -25 32 26.3 V T08
2021-06-30 08:23:57 C 15 28 20.94 -25 32 50.0 V T08
2021-06-30 08:32:37 C 15 28 17.19 -25 33 34.6 V T08
2021-06-30 08:47:13 C 15 28 10.79 -25 34 49.9 V T08
2021-07-03 08:32:39 C 14 39 50.95 -36 33 39.2 V 474
2021-07-03 08:34:04 C 14 39 48.80 -36 34 01.4 V 474
2021-07-03 08:35:01 C 14 39 47.36 -36 34 16.2 V 474
2021-07-03 08:37:23 C 14 39 43.77 -36 34 52.9 V 474
2021-07-03 08:37:51 C 14 39 43.05 -36 35 00.1 V 474
2021-07-04 09:32:08 C 13 49 22.13 -44 29 24.5 V 474
2021-07-04 09:33:21 C 13 49 18.28 -44 29 50.9 V 474
2021-07-04 09:33:58 C 13 49 16.35 -44 30 04.3 V 474
2021-07-04 09:35:11 C 13 49 12.48 -44 30 30.6 V 474