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
2025-05-04 14:16:40 C 18 45 31.887 +52 34 01.37 X F52
2025-05-04 14:34:07 C 18 45 29.845 +52 33 45.37 X F52
2025-05-09 10:10:45 C 18 32 51.266 +50 42 22.57 V G96
2025-05-09 10:18:19 C 18 32 50.442 +50 42 14.83 V G96
2025-05-09 10:25:52 C 18 32 49.578 +50 42 07.09 V G96
2025-05-26 09:28:40 C 17 50 39.311 +42 28 52.43 V G96
2025-05-26 09:36:15 C 17 50 38.548 +42 28 41.48 V G96
2025-05-26 09:43:52 C 17 50 37.813 +42 28 30.79 V G96
2025-05-26 09:51:28 C 17 50 37.050 +42 28 19.42 V G96
2025-05-27 10:10:58 C 17 48 18.443 +41 53 15.90 V G96
2025-05-27 10:18:23 C 17 48 17.680 +41 53 05.64 V G96
2025-05-27 10:25:49 C 17 48 16.967 +41 52 54.26 V G96
2025-05-27 10:33:14 C 17 48 16.225 +41 52 43.21 V G96
2025-05-29 10:24:27 C 17 43 50.976 +40 42 00.18 X F52
2025-05-29 10:42:01 C 17 43 49.295 +40 41 33.92 X F52
2025-05-29 10:59:35 C 17 43 47.614 +40 41 07.57 X F52
2025-06-15 07:35:45 C 17 13 14.599 +29 31 21.58 V G96
2025-06-15 07:43:54 C 17 13 14.084 +29 31 06.96 V G96
2025-06-15 07:52:04 C 17 13 13.573 +29 30 52.85 V G96
2025-06-15 08:00:11 C 17 13 13.048 +29 30 38.84 V G96
2025-06-17 12:41:22 C 17 10 15.005 +27 58 21.09 X F51
2025-06-17 12:57:34 C 17 10 14.092 +27 57 52.06 X F51
2025-06-17 13:13:32 C 17 10 13.188 +27 57 23.83 X F51
2025-06-17 13:29:28 C 17 10 12.310 +27 56 55.72 X F51
2025-06-19 12:28:21 C 17 07 46.304 +26 34 31.02 X F52
2025-06-19 12:42:20 C 17 07 45.561 +26 34 06.18 X F52
2025-06-19 12:56:16 C 17 07 44.828 +26 33 41.48 X F52
2025-06-29 10:20:12 C 16 58 19.375 +19 43 43.29 X F51
2025-06-29 10:40:10 C 16 58 18.725 +19 43 09.53 X F51
2025-06-29 11:00:07 C 16 58 18.075 +19 42 35.85 X F51
2025-06-29 11:20:02 C 16 58 17.440 +19 42 02.12 X F51
2025-07-02 09:59:55 C 16 56 23.139 +17 44 33.56 X F51
2025-07-02 10:18:36 C 16 56 22.631 +17 44 02.65 X F51
2025-07-02 10:37:38 C 16 56 22.132 +17 43 31.24 X F51
2025-07-02 10:56:21 C 16 56 21.635 +17 43 00.48 X F51
2025-07-26 07:23:28 C 16 53 29.075 +04 06 01.96 X F51
2025-07-26 07:42:01 C 16 53 29.254 +04 05 39.91 X F51
2025-07-26 08:18:51 C 16 53 29.609 +04 04 55.80 X F51