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
2021-02-21 04:07:44 C 08 54 12.16 -11 56 42.4 u H21
2021-02-21 04:09:38 C 08 54 12.54 -11 56 40.3 u H21
2021-02-21 04:12:01 C 08 54 13.00 -11 56 37.4 u H21
2021-02-21 19:51:43 C 08 57 21.72 -11 38 19.8 V L18
2021-02-21 19:55:13 C 08 57 22.32 -11 38 15.9 V L18
2021-02-21 19:55:45 C 08 57 23.28 -11 38 11.6 V G17
2021-02-21 19:58:43 C 08 57 23.00 -11 38 12.1 V L18
2021-02-21 20:02:13 C 08 57 23.57 -11 38 07.6 V L18
2021-02-21 20:03:47 C 08 57 24.69 -11 38 02.4 V G17
2021-02-21 20:05:43 C 08 57 24.20 -11 38 04.9 V L18
2021-02-21 20:11:49 C 08 57 26.17 -11 37 53.8 V G17
2021-02-21 21:14:25 C 08 57 37.34 -11 36 46.8 V K87
2021-02-21 21:17:34 C 08 57 37.91 -11 36 43.1 V K87
2021-02-21 21:20:45 C 08 57 38.47 -11 36 39.7 V K87
2021-02-22 07:07:13 C 08 59 28.855 -11 25 28.28 U F52
2021-02-22 07:22:09 C 08 59 31.336 -11 25 12.43 U F52
2021-02-22 07:37:06 C 08 59 33.819 -11 24 56.60 U F52
2021-02-22 19:43:14 C 09 01 40.37 -11 12 27.5 V L18
2021-02-22 19:49:44 C 09 01 41.40 -11 12 20.7 V L18
2021-02-22 19:56:16 C 09 01 42.41 -11 12 15.4 V L18
2021-02-22 20:02:53 C 09 01 43.45 -11 12 08.8 V L18
2021-02-22 20:09:23 C 09 01 44.48 -11 12 01.5 V L18
2021-02-22 20:15:53 C 09 01 45.54 -11 11 54.2 V L18
2021-02-23 03:24:59 C 09 02 57.50 -11 04 31.5 u H21
2021-02-23 03:28:01 C 09 02 57.94 -11 04 28.5 u H21
2021-02-23 03:33:53 C 09 02 58.83 -11 04 22.6 u H21
2021-02-23 03:36:49 C 09 02 59.28 -11 04 20.0 u H21
2021-02-23 03:39:45 C 09 02 59.73 -11 04 17.1 u H21
2021-02-23 03:42:41 C 09 03 00.15 -11 04 14.1 u H21
2021-02-23 03:45:48 C 09 03 00.60 -11 04 10.7 u H21
2021-02-23 08:28:39 C 09 03 46.29 -10 59 14.9 V T08
2021-02-23 08:33:19 C 09 03 46.95 -10 59 10.3 V T08
2021-02-23 08:55:20 C 09 03 50.12 -10 58 48.7 V T08
2021-02-23 09:04:45 C 09 03 51.48 -10 58 39.6 V T08
2021-02-24 03:26:17 C 09 06 41.56 -10 41 17.0 V I52
2021-02-24 03:28:33 C 09 06 41.84 -10 41 14.7 V I52
2021-02-24 03:33:45 C 09 06 42.57 -10 41 10.7 V I52
2021-02-24 03:35:59 C 09 06 42.87 -10 41 08.2 V I52
2021-02-25 05:01:43 C 09 10 12.95 -10 18 39.7 V I52
2021-02-25 05:05:13 C 09 10 13.35 -10 18 37.3 V I52
2021-02-25 05:06:57 C 09 10 13.59 -10 18 35.6 V I52
2021-02-25 05:08:42 C 09 10 13.76 -10 18 34.4 V I52
2021-02-25 22:49:28 C 09 12 26.47 -10 04 06.3 V 160
2021-02-25 22:53:29 C 09 12 26.98 -10 04 00.4 V 160
2021-02-25 22:57:30 C 09 12 27.42 -10 03 57.1 V 160
2021-03-02 03:41:07 C 09 22 45.22 -08 53 14.4 u H21
2021-03-02 03:43:31 C 09 22 45.42 -08 53 12.9 u H21
2021-03-02 03:46:23 C 09 22 45.66 -08 53 11.2 u H21
2021-03-02 03:49:16 C 09 22 45.87 -08 53 09.6 u H21
2021-03-02 03:52:08 C 09 22 46.09 -08 53 07.7 u H21