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
2025-01-06 07:10:18 C 04 29 21.839 -28 39 17.56 X F52
2025-01-06 07:24:02 C 04 29 20.357 -28 39 01.99 X F52
2025-01-06 07:37:48 C 04 29 18.859 -28 38 46.21 X F52
2025-01-16 20:31:55 C 04 03 17.023 -21 53 43.84 V M22
2025-01-16 20:37:31 C 04 03 16.442 -21 53 31.02 V M22
2025-01-16 20:45:24 C 04 03 15.634 -21 53 15.50 V M22
2025-01-16 21:22:35 C 04 03 11.465 -21 51 55.62 V M22
2025-01-18 02:23:32 C 04 00 13.229 -20 49 02.71 V W68
2025-01-18 02:55:17 C 04 00 09.799 -20 47 51.04 V W68
2025-01-18 02:59:54 C 04 00 09.290 -20 47 40.96 V W68
2025-01-18 03:08:35 C 04 00 08.359 -20 47 21.62 V W68
2025-01-19 20:48:23 C 03 55 52.061 -19 10 10.85 V M22
2025-01-19 20:53:04 C 03 55 51.586 -19 09 58.61 V M22
2025-01-19 21:04:18 C 03 55 50.326 -19 09 31.10 V M22
2025-01-19 21:55:43 C 03 55 44.866 -19 07 24.67 V M22
2025-01-24 01:20:50 C 03 45 33.984 -14 41 03.34 V W68
2025-01-24 01:25:25 C 03 45 33.499 -14 40 49.30 V W68
2025-01-24 01:35:54 C 03 45 32.335 -14 40 18.41 V W68
2025-01-24 01:50:13 C 03 45 30.727 -14 39 36.04 V W68
2025-01-25 19:25:52 C 03 41 13.834 -12 32 50.10 V M22
2025-01-25 19:30:26 C 03 41 13.320 -12 32 35.52 V M22
2025-01-25 19:40:53 C 03 41 12.226 -12 32 02.65 V M22
2025-01-25 19:56:36 C 03 41 10.471 -12 31 12.11 V M22
2025-02-01 03:00:16 C 03 25 16.586 -03 28 57.04 V G96
2025-02-01 03:08:18 C 03 25 15.647 -03 28 24.74 V G96
2025-02-01 03:16:21 C 03 25 14.725 -03 27 52.20 V G96
2025-02-01 03:24:23 C 03 25 13.786 -03 27 19.91 V G96
2025-02-01 18:43:43 B 03 23 33.958 -02 24 53.78 X K87
2025-02-01 18:56:00 B 03 23 32.578 -02 24 03.53 X K87
2025-02-01 19:08:17 B 03 23 31.145 -02 23 12.41 X K87
2025-02-02 17:59:23 B 03 21 00.406 -00 47 19.21 X K87
2025-02-02 18:12:48 B 03 20 58.829 -00 46 21.54 X K87
2025-02-02 18:26:10 B 03 20 57.276 -00 45 24.52 X K87
2025-02-03 19:30:19 B 03 18 08.39 +01 03 23.6 X K19
2025-02-03 19:35:28 B 03 18 07.78 +01 03 46.8 X K19
2025-02-03 19:40:36 B 03 18 07.16 +01 04 09.6 X K19
2025-02-08 18:18:12 B 03 03 55.279 +10 26 16.12 Z K74
2025-02-08 18:38:36 B 03 03 52.519 +10 27 59.11 Z K74
2025-02-08 18:59:01 B 03 03 49.810 +10 29 42.40 Z K74
2025-02-17 17:55:13 B 02 31 07.704 +29 42 50.69 X K87
2025-02-17 18:04:01 B 02 31 06.041 +29 43 38.60 X K87
2025-02-17 18:12:48 B 02 31 04.344 +29 44 26.59 X K87
2025-04-27 10:56:34 C 19 04 35.764 +55 02 38.58 V G96
2025-04-27 11:11:57 C 19 04 33.848 +55 02 26.74 V G96
2025-04-27 11:30:45 C 19 04 31.573 +55 02 11.47 V G96
2025-04-28 13:57:23 C 19 01 33.568 +54 40 15.30 X F51
2025-04-28 14:10:37 C 19 01 31.996 +54 40 04.41 X F51
2025-04-28 14:24:24 C 19 01 30.349 +54 39 53.02 X F51
2025-05-04 13:41:44 C 18 45 35.964 +52 34 33.28 X F52
2025-05-04 13:59:10 C 18 45 33.927 +52 34 17.39 X F52