2021 CK2

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6969738362 ± 9.45e-07
Semi-major axis (a)2.6326275539 AU ± 7.43e-06
Inclination (i)7.83048033° ± 1.02e-05
Long. of Asc. Node (Ω)305.80339414° ± 9.66e-06
Arg. of Perihelion (ω)134.28718004° ± 1.58e-05
Mean Anomaly (M)51.36585299° ± 1.75e-03
Mean Motion (n)0.2307427916°/day ± 9.77e-07
Perihelion dist (q)0.79775503 AU ± 3.36e-06
Aphelion dist (Q)4.46750008 AU ± 1.29e-05
Orbital Period4.27153662 yr ± 1.81e-05
Physical Parameters
H (abs. magnitude)20.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.204″
Uncertainty1
Orbit TypeApollo
MOID0.026406 AU
Observations Used206
Oppositions1
Arc Total2020-2021
First Observation Used2020-09-11
Last Observation Used2021-04-03
Observations (225)
Date Type RA Dec Mag Band Observatory
2020-09-11 05:55:18 C 20 43 53.037 -10 46 56.59 V F51
2020-09-11 06:14:36 C 20 43 51.590 -10 46 57.97 V F51
2020-09-11 06:33:57 C 20 43 50.138 -10 47 00.03 V F51
2020-09-11 06:53:16 C 20 43 48.721 -10 47 01.69 V F51
2020-09-14 06:30:26 C 20 38 47.927 -10 52 50.02 V F51
2020-09-14 06:47:12 C 20 38 46.744 -10 52 51.30 V F51
2020-09-14 07:04:01 C 20 38 45.561 -10 52 52.57 V F51
2020-09-14 07:20:48 C 20 38 44.370 -10 52 53.56 V F51
2020-10-07 05:19:41 C 20 13 46.787 -11 01 52.99 V F52
2020-10-07 05:36:23 C 20 13 46.410 -11 01 51.97 V F52
2020-10-07 05:53:03 C 20 13 46.016 -11 01 50.93 V F52
2020-10-07 06:09:46 C 20 13 45.610 -11 01 50.82 V F52
2020-10-16 05:10:26 C 20 11 34.129 -10 45 43.18 V F51
2020-10-16 05:28:47 C 20 11 34.080 -10 45 41.08 V F51
2020-12-03 04:58:02 C 21 00 15.702 -05 27 50.56 V F52
2020-12-03 05:13:39 C 21 00 16.829 -05 27 43.52 V F52
2020-12-03 05:29:16 C 21 00 17.950 -05 27 35.90 V F52
2020-12-03 05:44:52 C 21 00 19.046 -05 27 28.56 V F52
2021-02-07 02:38:56 C 03 01 11.63 -20 14 02.1 V 703
2021-02-07 02:46:57 C 03 01 29.61 -20 14 51.7 V 703
2021-02-07 02:54:58 C 03 01 47.69 -20 15 40.8 V 703
2021-02-07 03:02:58 C 03 02 05.82 -20 16 31.0 V 703
2021-02-07 03:11:37 C 03 02 25.37 -20 17 24.2 V 703
2021-02-07 03:19:31 C 03 02 43.20 -20 18 13.0 V 703
2021-02-07 03:27:26 C 03 03 01.12 -20 19 00.6 V 703
2021-02-07 03:30:41 C 03 03 08.44 -20 19 20.9 V I52
2021-02-07 03:30:58 C 03 03 09.06 -20 19 22.7 V I52
2021-02-07 03:31:14 C 03 03 09.67 -20 19 24.3 V I52
2021-02-07 03:31:30 C 03 03 10.27 -20 19 25.9 V I52
2021-02-07 03:35:20 C 03 03 19.01 -20 19 49.0 V 703
2021-02-07 09:06:42 C 03 16 14.33 -20 48 32.6 V 474
2021-02-07 09:08:53 C 03 16 19.45 -20 48 44.7 V 474
2021-02-07 09:11:03 C 03 16 24.52 -20 48 56.6 V 474
2021-02-07 09:13:14 C 03 16 29.60 -20 49 09.0 V 474
2021-02-07 10:36:02 C 03 19 43.29 -20 56 37.4 V 474
2021-02-07 10:38:13 C 03 19 48.45 -20 56 49.3 V 474
2021-02-07 10:40:24 C 03 19 53.62 -20 57 01.0 V 474
2021-02-07 10:41:51 C 03 19 57.05 -20 57 08.7 V 474
2021-02-07 14:49:19 C 03 29 57.55 -21 23 09.6 q C97
2021-02-07 14:50:22 C 03 29 59.95 -21 23 14.9 q C97
2021-02-07 14:51:27 C 03 30 02.54 -21 23 20.7 q C97
2021-02-07 14:51:44 C 03 30 03.12 -21 23 21.5 q C97
2021-02-07 15:46:45 C 03 32 12.75 -21 27 51.2 q C97
2021-02-07 18:57:44 C 03 39 57.62 -21 43 36.0 V K19
2021-02-07 18:59:55 C 03 40 02.77 -21 43 45.0 V K19
2021-02-08 01:11:19 C 03 55 05.51 -22 05 11.0 u 807
2021-02-08 01:13:24 C 03 55 10.49 -22 05 18.2 u 807
2021-02-08 01:28:06 C 03 55 45.77 -22 06 10.0 u 807
2021-02-08 01:30:12 C 03 55 50.81 -22 06 17.2 u 807
2021-02-08 01:32:19 C 03 55 55.90 -22 06 24.0 u 807