2021 CW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3742746018 ± 1.64e-03
Semi-major axis (a)1.2609157591 AU ± 2.13e-03
Inclination (i)3.01652730° ± 1.55e-02
Long. of Asc. Node (Ω)146.96756649° ± 1.73e-02
Arg. of Perihelion (ω)255.10942320° ± 1.22e-02
Mean Anomaly (M)188.77362422° ± 3.37e+00
Mean Motion (n)0.6961184864°/day ± 1.77e-03
Perihelion dist (q)0.78898702 AU ± 2.46e-03
Aphelion dist (Q)1.73284450 AU ± 3.58e-03
Orbital Period1.41588868 yr ± 3.59e-03
Physical Parameters
H (abs. magnitude)25.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.272″
Uncertainty4
Orbit TypeApollo
MOID0.003941 AU
Observations Used21
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-05
Last Observation Used2021-02-09
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-02-05 05:52:00 C 08 47 23.83 +12 31 13.2 V G96
2021-02-05 06:00:04 C 08 47 23.47 +12 31 26.9 V G96
2021-02-05 06:08:07 C 08 47 23.05 +12 31 40.7 V G96
2021-02-05 06:16:09 C 08 47 22.63 +12 31 54.6 V G96
2021-02-05 08:39:24 C 08 47 15.48 +12 35 55.8 V I52
2021-02-05 08:46:09 C 08 47 15.17 +12 36 08.0 V I52
2021-02-05 08:52:53 C 08 47 14.79 +12 36 18.6 V I52
2021-02-06 04:52:59 C 08 46 39.95 +13 08 37.8 u H21
2021-02-06 05:09:15 C 08 46 39.23 +13 09 03.3 u H21
2021-02-06 06:33:00 C 08 46 36.89 +13 11 21.1 V V06
2021-02-06 06:37:34 C 08 46 36.66 +13 11 28.1 V V06
2021-02-06 06:42:07 C 08 46 36.46 +13 11 35.3 V V06
2021-02-07 04:32:43 C 08 46 01.92 +13 44 00.6 V V06
2021-02-07 04:35:00 C 08 46 01.83 +13 44 04.2 V V06
2021-02-07 04:37:17 C 08 46 01.74 +13 44 06.9 V V06
2021-02-09 04:22:11 C 08 44 55.50 +14 46 31.8 o 691
2021-02-09 04:34:43 C 08 44 55.06 +14 46 46.9 V V06
2021-02-09 04:39:17 C 08 44 54.91 +14 46 52.6 V V06
2021-02-09 04:40:47 C 08 44 54.92 +14 46 54.6 o 691
2021-02-09 04:43:51 C 08 44 54.78 +14 46 58.2 V V06
2021-02-09 04:59:21 C 08 44 54.32 +14 47 17.5 o 691