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
2012-03-03 04:38:39 C 08 17 45.20 -00 11 14.0 o 291
2012-03-09 12:16:15 C 08 01 19.57 +04 48 14.4 u D90
2012-03-09 12:24:11 C 08 01 18.47 +04 48 33.8 u D90
2012-03-09 12:32:34 C 08 01 17.29 +04 48 53.6 u D90
2012-03-10 18:57:30 C 07 57 27.36 +06 06 08.5 u A13
2012-03-10 20:03:24 C 07 57 17.64 +06 09 11.9 u A13
2012-03-11 21:19:28 C 07 53 50.34 +07 21 06.3 r 203
2012-03-11 22:14:49 C 07 53 41.76 +07 23 49.6 r 203
2012-03-12 19:14:59 C 07 50 42.74 +08 28 30.8 u 151
2012-03-12 19:18:21 C 07 50 42.18 +08 28 41.1 u 151
2012-03-13 19:08:17 C 07 47 03.32 +09 47 55.7 u B88
2012-03-13 19:43:24 C 07 46 57.09 +09 49 57.0 u B88
2012-03-13 20:18:42 C 07 46 50.83 +09 51 59.1 u B88
2012-03-13 21:10:25 C 07 46 41.73 +09 54 56.2 c A24
2012-03-13 21:12:34 C 07 46 41.38 +09 55 04.8 c A24
2012-03-13 21:34:05 C 07 46 37.61 +09 56 18.8 c A24
2012-03-13 21:56:09 C 07 46 33.76 +09 57 35.3 c A24
2012-03-13 22:17:41 C 07 46 30.00 +09 58 50.1 c A24
2012-03-13 22:19:50 C 07 46 29.63 +09 58 56.6 c A24
2012-03-14 18:57:25 C 07 43 08.69 +11 13 41.4 t 130
2012-03-14 19:00:19 C 07 43 08.18 +11 13 53.3 t 130
2012-03-14 19:03:12 C 07 43 07.58 +11 14 03.7 t 130
2012-03-14 19:06:06 C 07 43 07.08 +11 14 14.0 t 130
2012-03-14 19:39:30 C 07 43 00.84 +11 16 20.5 c A24
2012-03-14 20:06:00 C 07 42 55.85 +11 18 00.0 c A24
2012-03-14 20:24:25 C 07 42 52.38 +11 19 09.4 c A24
2012-03-14 20:46:18 C 07 42 48.28 +11 20 32.1 c A24
2012-03-14 20:48:27 C 07 42 47.77 +11 20 40.2 c A24
2012-03-15 20:15:31 C 07 38 37.80 +12 52 56.8 c 560
2012-03-15 20:19:42 C 07 38 36.93 +12 53 13.9 c 560
2012-03-15 20:37:20 C 07 38 33.16 +12 54 20.6 o 246
2012-03-15 20:38:17 C 07 38 32.99 +12 54 23.9 o 246
2012-03-15 20:39:07 C 07 38 32.79 +12 54 27.6 o 246
2012-03-15 20:39:52 C 07 38 32.64 +12 54 31.4 o 046
2012-03-15 20:41:06 C 07 38 32.47 +12 54 35.3 o 246
2012-03-15 20:42:01 C 07 38 32.25 +12 54 39.2 o 246
2012-03-15 20:44:26 C 07 38 31.79 +12 54 49.8 o 046
2012-03-15 20:45:34 C 07 38 31.57 +12 54 54.4 o 046
2012-03-15 20:46:40 C 07 38 31.32 +12 54 58.9 o 046
2012-03-15 20:47:47 C 07 38 31.08 +12 55 03.1 o 046
2012-03-16 19:57:41 C 07 34 03.55 +14 34 07.5 o 046
2012-03-16 19:58:55 C 07 34 03.32 +14 34 13.6 o 046
2012-03-16 20:02:16 C 07 34 02.56 +14 34 28.3 o 046
2012-03-16 20:05:40 C 07 34 01.83 +14 34 43.5 o 046
2012-03-19 20:37:52 C 07 17 05.11 +20 43 21.8 u 160
2012-03-19 20:41:49 C 07 17 03.96 +20 43 44.5 u 160
2012-03-19 20:43:35 C 07 17 03.44 +20 43 54.6 u 160
2012-03-20 18:41:49 C 07 10 48.98 +22 55 26.0 u 151
2012-03-20 18:43:05 C 07 10 48.54 +22 55 33.7 u 151
2012-03-20 18:44:21 C 07 10 48.09 +22 55 41.3 u 151