2021 CU

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2207978686 ± 1.84e-05
Semi-major axis (a)1.2564556574 AU ± 2.86e-05
Inclination (i)4.28115118° ± 3.31e-04
Long. of Asc. Node (Ω)140.27511405° ± 7.02e-05
Arg. of Perihelion (ω)32.44936315° ± 1.89e-04
Mean Anomaly (M)121.05118610° ± 4.11e-02
Mean Motion (n)0.6998283423°/day ± 2.39e-05
Perihelion dist (q)0.97903293 AU ± 3.22e-05
Aphelion dist (Q)1.53387839 AU ± 4.20e-05
Orbital Period1.40838292 yr ± 4.82e-05
Physical Parameters
H (abs. magnitude)26.67
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.296″
Uncertainty2
Orbit TypeApollo
MOID0.012409 AU
Observations Used87
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-06
Last Observation Used2021-02-20
Observations (100)
Date Type RA Dec Mag Band Observatory
2021-02-06 05:32:30 C 08 16 07.60 +09 26 11.6 V G96
2021-02-06 05:39:55 C 08 16 09.09 +09 26 43.9 V G96
2021-02-06 05:47:21 C 08 16 10.59 +09 27 16.3 V G96
2021-02-06 05:54:45 C 08 16 12.05 +09 27 48.4 V G96
2021-02-06 06:40:31 C 08 16 24.52 +09 30 40.1 q G58
2021-02-06 06:45:31 C 08 16 25.52 +09 31 01.8 q G58
2021-02-06 06:56:53 C 08 16 27.86 +09 31 51.9 q G58
2021-02-06 07:01:02 C 08 16 28.71 +09 32 09.6 q G58
2021-02-06 08:20:05 C 08 16 41.45 +09 38 16.6 V I52
2021-02-06 08:20:41 C 08 16 41.57 +09 38 19.0 V I52
2021-02-06 08:21:18 C 08 16 41.71 +09 38 21.6 V I52
2021-02-06 08:21:54 C 08 16 41.83 +09 38 24.0 V I52
2021-02-06 12:10:25 C 08 17 53.61 +10 01 42.3 V 474
2021-02-06 12:13:19 C 08 17 54.25 +10 01 55.7 V 474
2021-02-06 12:16:12 C 08 17 54.89 +10 02 08.2 V 474
2021-02-06 20:25:16 C 08 20 11.60 +10 32 40.5 V N88
2021-02-06 20:26:07 C 08 20 11.84 +10 32 44.7 V N88
2021-02-06 20:27:04 C 08 20 12.08 +10 32 49.5 V N88
2021-02-06 20:28:02 C 08 20 12.37 +10 32 53.5 V N88
2021-02-06 20:28:57 C 08 20 12.57 +10 32 58.3 V N88
2021-02-07 08:41:02 C 08 24 18.15 +11 33 58.3 L 658
2021-02-07 08:42:00 C 08 24 18.40 +11 34 03.5 L 658
2021-02-07 08:43:59 C 08 24 18.92 +11 34 13.6 L 658
2021-02-07 08:44:57 C 08 24 19.18 +11 34 18.7 L 658
2021-02-07 08:45:55 C 08 24 19.44 +11 34 23.9 L 658
2021-02-08 09:02:00 C 08 33 46.10 +13 57 29.7 V T08
2021-02-08 09:05:19 C 08 33 47.12 +13 57 50.7 V T08
2021-02-08 09:09:18 C 08 33 48.39 +13 58 15.9 V T08
2021-02-08 09:16:36 C 08 33 50.75 +13 59 03.4 V T08
2021-02-08 20:17:50 C 08 38 59.89 +15 09 29.0 V B49
2021-02-08 20:38:06 C 08 39 08.22 +15 11 53.1 V B49
2021-02-09 03:50:32 C 08 42 45.13 +16 04 13.3 V I52
2021-02-09 03:50:43 C 08 42 45.23 +16 04 14.6 V I52
2021-02-09 03:50:55 C 08 42 45.30 +16 04 15.9 V I52
2021-02-09 03:51:06 C 08 42 45.39 +16 04 17.9 V I52
2021-02-09 06:24:09 C 08 43 50.40 +16 23 41.4 V 703
2021-02-09 06:31:42 C 08 43 53.53 +16 24 38.2 V 703
2021-02-09 06:39:13 C 08 43 56.72 +16 25 34.7 V 703
2021-02-09 06:46:46 C 08 43 59.80 +16 26 31.6 V 703
2021-02-09 18:26:22 C 08 50 47.19 +17 55 34.1 V 033
2021-02-09 18:26:52 C 08 50 47.41 +17 55 38.5 V 033
2021-02-09 18:27:22 C 08 50 47.72 +17 55 42.3 V 033
2021-02-09 22:14:41 C 08 52 50.33 +18 28 12.6 V 033
2021-02-09 22:15:10 C 08 52 50.60 +18 28 17.0 V 033
2021-02-09 22:15:42 C 08 52 50.86 +18 28 21.0 V 033
2021-02-10 22:23:21 C 09 09 55.69 +22 13 49.4 V Z80
2021-02-10 22:30:05 C 09 10 00.46 +22 14 59.9 V Z80
2021-02-10 22:36:40 C 09 10 05.21 +22 16 08.7 V Z80
2021-02-11 02:04:21 C 09 12 31.87 +22 52 21.3 V 204
2021-02-11 02:09:51 C 09 12 36.02 +22 53 16.6 V 204