2021 CK3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5423622875 ± 2.00e+00
Semi-major axis (a)1.6933133893 AU ± 3.00e+00
Inclination (i)0.91747548° ± 4.00e+00
Long. of Asc. Node (Ω)139.98074775° ± 5.00e+00
Arg. of Perihelion (ω)289.74359292° ± 6.00e+00
Mean Anomaly (M)81.90977041° ± 1.06e+00
Mean Motion (n)0.4473461000°/day ± 1.19e+00
Perihelion dist (q)0.77493250 AU ± 3.65e+00
Aphelion dist (Q)2.61145730 AU ± 5.73e+00
Orbital Period2.20323300 yr ± 5.86e+00
Physical Parameters
H (abs. magnitude)29.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.173″
Uncertainty4
Orbit TypeApollo
MOID0.000880 AU
Observations Used9
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-02-09
Observations (9)
Date Type RA Dec Mag Band Observatory
2021-02-07 08:44:01 C 09 20 18.704 +13 52 33.43 V F51
2021-02-07 09:00:47 C 09 20 34.088 +13 52 47.81 U F51
2021-02-07 09:17:33 C 09 20 49.156 +13 53 01.04 U F51
2021-02-07 09:34:22 C 09 21 03.985 +13 53 13.31 V F51
2021-02-08 06:35:11 C 09 36 04.432 +13 58 39.71 V 568
2021-02-08 06:36:37 C 09 36 05.016 +13 58 40.46 V 568
2021-02-09 09:43:07 C 09 44 28.89 +14 00 30.0 o 291
2021-02-09 09:52:49 C 09 44 30.50 +14 00 29.6 o 291
2021-02-09 10:02:29 C 09 44 32.10 +14 00 29.1 o 291