2012 CA21

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6562390754 ± 1.25e-08
Semi-major axis (a)2.6634124911 AU ± 5.18e-09
Inclination (i)28.66220628° ± 6.51e-06
Long. of Asc. Node (Ω)127.87735663° ± 8.27e-06
Arg. of Perihelion (ω)35.88029291° ± 9.91e-06
Mean Anomaly (M)58.07305511° ± 2.76e-06
Mean Motion (n)0.2267538282°/day ± 6.62e-10
Perihelion dist (q)0.91557714 AU ± 3.33e-08
Aphelion dist (Q)4.41124784 AU ± 3.43e-08
Orbital Period4.34667979 yr ± 1.27e-08
Physical Parameters
H (abs. magnitude)19.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.256″
Uncertainty0
Orbit TypeApollo
MOID0.004442 AU
Observations Used229
Oppositions10
Arc Total2012-2025
First Observation Used2012-02-12
Last Observation Used2025-07-26
Observations (238)
Date Type RA Dec Mag Band Observatory
2012-04-27 08:24:04 C 19 00 39.40 +70 47 14.5 o 695
2012-04-27 08:26:27 C 19 00 38.69 +70 47 11.3 o 695
2012-04-27 08:28:50 C 19 00 38.01 +70 47 08.1 o 695
2012-05-11 08:52:29 C 17 50 51.21 +62 17 58.9 o H21
2012-05-11 09:06:34 C 17 50 48.94 +62 17 35.4 o H21
2012-05-11 09:19:53 C 17 50 46.81 +62 17 13.2 o H21
2012-05-12 12:48:24 C 17 46 43.651 +61 31 12.17 L F51
2012-05-12 13:04:22 C 17 46 41.196 +61 30 45.32 L F51
2012-05-12 13:22:00 C 17 46 38.502 +61 30 15.43 L F51
2012-05-15 09:09:53 C 17 37 19.26 +59 33 35.5 u H21
2012-05-15 09:17:40 C 17 37 18.23 +59 33 21.5 u H21
2012-05-15 09:25:50 C 17 37 17.09 +59 33 07.0 u H21
2012-05-17 09:06:24 C 17 31 16.42 +58 08 41.6 u H21
2012-05-17 09:12:32 C 17 31 15.64 +58 08 30.8 u H21
2012-05-17 09:19:09 C 17 31 14.80 +58 08 18.7 u H21
2012-05-27 06:34:10 C 17 06 50.94 +50 39 17.5 u H36
2012-05-27 07:42:07 C 17 06 44.71 +50 37 00.9 u H36
2012-06-07 04:50:14 C 16 48 34.49 +41 39 41.5 u H21
2012-06-07 05:02:57 C 16 48 33.76 +41 39 14.3 u H21
2012-06-07 05:14:27 C 16 48 33.09 +41 38 50.2 u H21
2012-06-07 06:34:01 C 16 48 28.42 +41 36 02.5 u H21
2012-06-07 06:49:03 C 16 48 27.51 +41 35 30.8 u H21
2012-06-07 07:07:02 C 16 48 26.47 +41 34 52.7 u H21
2012-06-09 08:17:32 C 16 45 53.327 +39 51 09.53 L F51
2012-06-09 08:32:17 C 16 45 52.551 +39 50 38.48 L F51
2012-06-09 08:51:46 C 16 45 51.501 +39 49 57.74 L F51
2012-06-09 09:06:22 C 16 45 50.699 +39 49 27.21 L F51
2012-06-14 06:32:06 C 16 40 40.52 +35 41 14.2 o 695
2012-06-14 06:34:59 C 16 40 40.38 +35 41 08.5 o 695
2012-06-14 06:37:51 C 16 40 40.25 +35 41 02.2 o 695
2012-07-12 05:40:56 C 16 32 07.37 +14 16 08.8 t G58
2012-07-12 05:55:30 C 16 32 07.47 +14 15 44.6 t G58
2012-07-12 06:08:35 C 16 32 07.57 +14 15 24.0 t G58
2012-07-22 02:52:01 C 16 35 28.65 +08 17 40.4 u H21
2012-07-22 03:05:02 C 16 35 28.88 +08 17 21.5 u H21
2012-07-22 03:29:51 C 16 35 29.35 +08 16 47.0 u H21
2021-06-11 14:04:55 C 20 49 52.109 -06 55 48.60 V F51
2021-06-11 14:18:55 C 20 49 51.729 -06 55 52.69 V F51
2021-06-16 13:04:01 C 20 46 24.120 -07 32 09.44 V F51
2021-06-16 13:22:01 C 20 46 23.520 -07 32 15.62 V F51
2021-06-16 13:40:02 C 20 46 22.923 -07 32 21.43 V F51
2021-07-09 11:17:44 C 20 23 04.702 -11 11 49.29 V F51
2021-07-09 11:33:41 C 20 23 03.873 -11 11 56.48 V F51
2021-07-09 11:49:37 C 20 23 03.083 -11 12 03.93 V F51
2024-11-19 08:59:41 C 05 46 51.97 -27 39 47.2 V 691
2024-11-19 09:17:34 C 05 46 51.56 -27 39 59.3 V 691
2024-11-19 09:35:26 C 05 46 51.17 -27 40 10.8 V 691
2024-12-25 08:44:55 C 04 57 37.080 -32 06 26.99 X F52
2024-12-25 08:58:40 C 04 57 35.739 -32 06 22.23 X F52
2024-12-25 09:12:24 C 04 57 34.396 -32 06 17.46 X F52