2021 MK1

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2879628689 ± 5.06e-08
Semi-major axis (a)0.8076854243 AU ± 1.80e-08
Inclination (i)19.24242021° ± 1.77e-05
Long. of Asc. Node (Ω)273.98517652° ± 2.91e-06
Arg. of Perihelion (ω)198.99106814° ± 9.62e-06
Mean Anomaly (M)177.32578353° ± 7.18e-05
Mean Motion (n)1.3578409679°/day ± 4.53e-08
Perihelion dist (q)0.57510201 AU ± 4.29e-08
Aphelion dist (Q)1.04026884 AU ± 4.70e-08
Orbital Period0.72587756 yr ± 2.42e-08
Physical Parameters
H (abs. magnitude)21.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.195″
Uncertainty0
Orbit TypeAten
MOID0.000066 AU
Observations Used279
Oppositions2
Arc Total2016-2021
First Observation Used2016-05-28
Last Observation Used2021-08-06
Observations (323)
Date Type RA Dec Mag Band Observatory
2016-05-28 09:35:38 C 23 24 25.07 -00 29 39.3 X W84
2016-05-28 09:50:34 C 23 24 26.22 -00 29 11.0 X W84
2016-05-28 09:52:01 C 23 24 26.32 -00 29 08.2 X W84
2021-06-21 20:12:37 S 00 08 18.562 -01 35 29.80 L C51
2021-06-22 00:54:38 S 00 06 07.505 -00 50 11.83 L C51
2021-06-22 02:28:42 S 00 05 23.143 -00 34 51.42 L C51
2021-06-22 07:10:54 S 00 03 08.198 +00 11 51.76 L C51
2021-06-23 12:42:16 C 23 48 05.89 +05 28 00.2 V T08
2021-06-23 12:47:34 C 23 48 02.79 +05 29 00.5 V T08
2021-06-23 12:56:12 C 23 47 57.78 +05 30 39.0 V T08
2021-06-23 13:11:28 C 23 47 48.80 +05 33 34.1 V T08
2021-06-23 23:52:49 C 23 41 44.72 +07 36 39.8 V L01
2021-06-23 23:57:18 C 23 41 42.03 +07 37 33.0 V L01
2021-06-24 00:17:35 C 23 41 29.94 +07 41 34.4 V L01
2021-06-24 00:20:12 C 23 41 28.35 +07 42 05.4 V L01
2021-06-24 00:34:06 C 23 41 20.02 +07 44 51.6 V L01
2021-06-24 00:36:21 C 23 41 18.68 +07 45 18.4 V L01
2021-06-24 00:38:58 C 23 41 17.11 +07 45 49.4 V L01
2021-06-24 01:06:51 C 23 41 00.46 +07 51 06.0 V J95
2021-06-24 01:20:32 C 23 40 52.25 +07 53 49.3 V J95
2021-06-24 01:28:23 C 23 40 47.54 +07 55 23.4 V J95
2021-06-24 01:37:16 C 23 40 42.18 +07 57 09.7 V J95
2021-06-24 01:53:48 C 23 40 32.20 +08 00 27.8 V J95
2021-06-24 01:53:52 C 23 40 31.50 +08 00 45.3 V L01
2021-06-24 01:56:07 C 23 40 30.12 +08 01 12.0 V L01
2021-06-24 01:58:21 C 23 40 28.73 +08 01 39.0 V L01
2021-06-24 02:00:38 C 23 40 27.35 +08 02 06.2 V L01
2021-06-24 02:03:06 C 23 40 25.82 +08 02 36.0 V L01
2021-06-24 05:09:48 C 23 38 38.35 +08 42 55.6 X Y00
2021-06-24 05:17:52 C 23 38 33.28 +08 44 33.8 X Y00
2021-06-24 05:21:27 C 23 38 30.99 +08 45 16.8 X Y00
2021-06-24 13:20:39 C 23 33 37.92 +10 21 03.8 V T08
2021-06-24 13:25:36 C 23 33 34.64 +10 22 05.9 V T08
2021-06-24 13:34:56 C 23 33 28.51 +10 24 00.8 V T08
2021-06-24 13:52:13 C 23 33 17.04 +10 27 36.2 V T08
2021-06-25 00:00:57 C 23 26 52.41 +12 33 43.5 V 160
2021-06-25 00:04:59 C 23 26 49.70 +12 34 34.2 V 160
2021-06-25 00:07:42 C 23 26 47.91 +12 35 08.8 V 160
2021-06-25 00:10:26 C 23 26 46.05 +12 35 44.5 V 160
2021-06-25 00:14:32 C 23 26 43.33 +12 36 37.5 V 160
2021-06-25 01:42:21 C 23 25 44.65 +12 58 39.6 V L81
2021-06-25 01:43:53 C 23 25 43.56 +12 58 59.4 V L81
2021-06-25 02:45:10 C 23 25 01.83 +13 08 57.7 Z B37
2021-06-25 02:55:12 C 23 24 54.89 +13 11 07.2 Z B37
2021-06-25 03:05:17 C 23 24 47.88 +13 13 17.2 Z B37
2021-06-25 03:11:09 C 23 24 43.81 +13 14 32.9 Z B37
2021-06-25 03:12:45 C 23 24 42.67 +13 14 53.5 Z B37
2021-06-25 03:14:25 C 23 24 41.52 +13 15 14.8 Z B37
2021-06-25 06:11:02 C 23 22 46.32 +13 52 52.9 V I22
2021-06-25 06:11:40 C 23 22 45.84 +13 53 01.7 V I22