2012 CA55

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4795920887 ± 2.63e-08
Semi-major axis (a)1.8013730398 AU ± 1.35e-08
Inclination (i)8.63782766° ± 6.80e-06
Long. of Asc. Node (Ω)175.88075966° ± 9.16e-06
Arg. of Perihelion (ω)41.52173314° ± 1.71e-05
Mean Anomaly (M)221.58698981° ± 2.52e-05
Mean Motion (n)0.4076681554°/day ± 4.60e-09
Perihelion dist (q)0.93744878 AU ± 4.78e-08
Aphelion dist (Q)2.66529730 AU ± 5.14e-08
Orbital Period2.41771713 yr ± 2.73e-08
Physical Parameters
H (abs. magnitude)21.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.441″
Uncertainty0
Orbit TypeApollo
MOID0.013589 AU
Observations Used154
Oppositions7
Arc Total2012-2024
First Observation Used2012-02-01
Last Observation Used2024-06-01
Observations (156)
Date Type RA Dec Mag Band Observatory
2012-03-20 18:49:41 C 07 10 45.95 +22 56 09.1 u 113
2012-03-20 19:00:40 C 07 10 42.39 +22 57 17.5 u 113
2012-03-20 19:06:10 C 07 10 40.57 +22 57 52.0 u 113
2012-03-20 19:40:30 C 07 10 27.72 +23 01 31.9 u C73
2012-03-20 19:47:27 C 07 10 25.51 +23 02 12.3 u C73
2012-03-20 21:03:45 C 07 10 02.10 +23 10 02.5 o 046
2012-03-20 21:07:53 C 07 10 00.80 +23 10 28.0 o 046
2012-03-20 21:09:47 C 07 10 00.19 +23 10 38.9 o 046
2012-03-20 21:10:45 C 07 09 59.89 +23 10 46.2 o 046
2012-03-21 00:18:04 C 07 09 05.46 +23 30 47.4 u I15
2012-03-21 00:20:27 C 07 09 04.69 +23 31 03.0 u I15
2012-03-21 00:22:52 C 07 09 03.90 +23 31 18.3 u I15
2012-03-21 02:43:40 C 07 08 20.05 +23 46 34.7 o G48
2012-03-21 02:44:26 C 07 08 19.73 +23 46 40.1 o G48
2012-03-21 02:45:57 C 07 08 19.25 +23 46 49.3 o G48
2012-03-21 02:47:31 C 07 08 18.76 +23 46 59.4 o G48
2012-03-21 19:23:03 C 07 02 51.28 +25 35 34.1 c A24
2012-03-21 19:25:16 C 07 02 50.45 +25 35 49.5 c A24
2012-03-21 22:06:01 C 07 01 51.43 +25 53 46.5 c A24
2012-03-21 22:08:14 C 07 01 50.59 +25 54 00.3 c A24
2012-03-25 20:55:23 C 06 17 43.99 +38 14 33.1 u 203
2012-03-25 21:01:22 C 06 17 40.18 +38 15 23.9 u 203
2012-03-26 02:46:56 C 06 14 02.11 +39 06 06.1 u H45
2012-03-26 02:48:02 C 06 14 01.57 +39 06 15.7 u H45
2012-03-26 02:49:07 C 06 14 00.78 +39 06 24.5 u H45
2012-03-26 02:50:16 C 06 13 59.97 +39 06 33.6 u H45
2012-03-26 02:52:23 C 06 13 58.53 +39 06 52.4 u H45
2012-05-12 14:47:34 C 21 59 55.547 +25 39 42.67 t 568
2012-05-12 14:53:19 C 21 59 55.560 +25 39 39.11 t 568
2012-05-12 14:59:04 C 21 59 55.585 +25 39 35.50 t 568
2012-06-09 09:14:18 C 22 07 31.55 +20 40 27.7 o 291
2012-06-09 09:22:33 C 22 07 31.51 +20 40 24.9 o 291
2012-06-14 10:05:58 C 22 06 46.89 +19 50 07.5 o 695
2012-06-14 10:16:30 C 22 06 46.72 +19 50 02.9 o 695
2012-06-14 10:25:42 C 22 06 46.54 +19 49 59.2 o 695
2012-06-26 08:09:25 C 22 00 26.41 +17 21 07.9 u H21
2012-06-26 08:25:44 C 22 00 25.77 +17 20 57.5 u H21
2012-06-26 08:43:20 C 22 00 25.05 +17 20 47.2 u H21
2012-07-15 08:23:33 C 21 37 38.68 +11 09 54.2 u H21
2012-07-15 08:38:06 C 21 37 37.72 +11 09 40.0 u H21
2012-07-15 08:52:55 C 21 37 36.72 +11 09 25.3 u H21
2012-07-19 08:04:50 C 21 31 31.11 +09 30 28.6 u H21
2012-07-19 08:28:45 C 21 31 29.45 +09 30 03.0 u H21
2012-07-19 08:54:10 C 21 31 27.65 +09 29 35.2 u H21
2012-08-10 04:24:23 C 20 59 45.09 -00 17 08.8 u H21
2012-08-10 04:56:23 C 20 59 43.42 -00 17 42.4 u H21
2012-08-10 05:22:44 C 20 59 42.08 -00 18 10.4 u H21
2024-02-12 07:19:46 C 05 45 10.334 +08 02 13.93 V F52
2024-02-12 07:37:47 C 05 45 09.673 +08 02 21.90 V F52
2024-02-12 07:55:49 C 05 45 09.050 +08 02 30.29 V F52