2021 CW8

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5062339000
Semi-major axis (a)1.5215877000 AU
Inclination (i)31.55839000° ± 4.00e+00
Long. of Asc. Node (Ω)144.61813000° ± 5.00e+00
Arg. of Perihelion (ω)77.41682000° ± 6.00e+00
Mean Anomaly (M)167.08272000°
Mean Motion (n)0.5251200600°/day
Perihelion dist (q)0.75130840 AU
Aphelion dist (Q)2.29186700 AU
Orbital Period1.87691880 yr
Physical Parameters
H (abs. magnitude)25.32
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.850″
Uncertainty7
Orbit TypeApollo
MOID0.023940 AU
Observations Used87
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-02-15
Observations (92)
Date Type RA Dec Mag Band Observatory
2021-02-11 07:27:32 C 09 25 46.27 -09 24 00.0 o I41
2021-02-11 09:11:19 C 09 25 44.89 -08 58 11.6 o I41
2021-02-13 22:49:23 C 09 29 00.14 +21 06 15.9 o K88
2021-02-13 22:50:25 C 09 29 00.23 +21 07 08.3 o K88
2021-02-13 22:51:31 C 09 29 00.20 +21 08 07.6 o K88
2021-02-13 23:16:53 C 09 29 01.25 +21 29 59.9 o K88
2021-02-13 23:17:45 C 09 29 01.27 +21 30 46.9 o K88
2021-02-13 23:18:12 C 09 29 01.34 +21 31 09.1 o K88
2021-02-13 23:18:38 C 09 29 01.40 +21 31 32.0 o K88
2021-02-13 23:20:24 C 09 29 01.37 +21 33 02.6 o K88
2021-02-13 23:31:57 C 09 29 01.90 +21 43 03.8 o K88
2021-02-13 23:32:24 C 09 29 01.93 +21 43 26.7 o K88
2021-02-13 23:32:50 C 09 29 01.89 +21 43 49.6 o K88
2021-02-13 23:33:17 C 09 29 02.00 +21 44 11.3 o K88
2021-02-13 23:33:43 C 09 29 02.01 +21 44 36.0 o K88
2021-02-13 23:42:59 C 09 29 03.78 +21 52 53.7 V L01
2021-02-13 23:44:13 C 09 29 03.82 +21 53 58.2 V L01
2021-02-13 23:45:27 C 09 29 03.86 +21 55 03.1 V L01
2021-02-13 23:46:42 C 09 29 03.90 +21 56 08.0 V L01
2021-02-13 23:47:56 C 09 29 03.95 +21 57 12.8 V L01
2021-02-13 23:48:48 C 09 29 03.97 +21 57 57.7 V L01
2021-02-13 23:49:15 C 09 29 03.99 +21 58 21.3 V L01
2021-02-13 23:50:34 C 09 29 04.07 +21 59 30.4 V L01
2021-02-13 23:51:30 C 09 29 04.11 +22 00 19.1 V L01
2021-02-14 00:23:13 C 09 29 05.54 +22 28 06.2 V 595
2021-02-14 00:25:50 C 09 29 05.68 +22 30 24.7 V 595
2021-02-14 00:28:49 C 09 29 05.82 +22 33 03.2 V 595
2021-02-14 00:31:49 C 09 29 05.95 +22 35 41.9 V 595
2021-02-14 00:37:28 C 09 29 05.00 +22 40 28.8 o K88
2021-02-14 00:37:54 C 09 29 05.01 +22 40 50.9 o K88
2021-02-14 00:38:21 C 09 29 05.06 +22 41 13.7 o K88
2021-02-14 00:39:40 C 09 29 05.15 +22 42 25.2 o K88
2021-02-14 00:43:41 C 09 29 09.86 +22 46 25.6 V I93
2021-02-14 00:48:06 C 09 29 10.05 +22 50 21.2 V I93
2021-02-14 00:52:32 C 09 29 10.24 +22 54 17.2 V I93
2021-02-14 01:47:39 C 09 29 10.90 +23 43 31.0 V 204
2021-02-14 01:51:24 C 09 29 11.07 +23 46 53.6 V 204
2021-02-14 01:55:08 C 09 29 11.32 +23 50 17.2 V 204
2021-02-14 03:48:20 C 09 29 38.56 +25 41 18.5 u 807
2021-02-14 03:50:32 C 09 29 38.63 +25 43 22.6 u 807
2021-02-14 03:52:48 C 09 29 38.69 +25 45 29.5 u 807
2021-02-14 04:50:18 C 09 29 27.31 +26 32 15.0 V 033
2021-02-14 04:50:43 C 09 29 27.37 +26 32 38.3 V 033
2021-02-14 04:51:07 C 09 29 27.42 +26 33 01.6 V 033
2021-02-14 04:51:42 C 09 29 27.48 +26 33 35.0 V 033
2021-02-14 17:36:15 C 09 32 03.13 +39 59 18.8 V 033
2021-02-14 17:36:40 C 09 32 03.21 +39 59 47.3 V 033
2021-02-14 17:37:05 C 09 32 03.31 +40 00 15.7 V 033
2021-02-14 18:11:53 C 09 32 11.85 +40 40 48.2 V 595
2021-02-14 18:14:57 C 09 32 12.44 +40 44 20.5 V 595