2011 GC55

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5801784971
Semi-major axis (a)1.8228486666 AU
Inclination (i)2.77229622°
Long. of Asc. Node (Ω)98.88917148° ± 5.00e+00
Arg. of Perihelion (ω)22.47737375° ± 6.00e+00
Mean Anomaly (M)359.27009649°
Mean Motion (n)0.4004774900°/day
Perihelion dist (q)0.76527150 AU
Aphelion dist (Q)2.88042610 AU
Orbital Period2.46108140 yr
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.387″
Uncertainty—
Orbit TypeApollo
MOID0.033741 AU
Observations Used58
Oppositions1
Arc Total2011-2011
First Observation Used—
Last Observation Used2011-04-30
Observations (65)
Date Type RA Dec Mag Band Observatory
2011-04-06 10:17:55 C 14 54 13.46 +27 01 13.3 – r 703
2011-04-06 10:25:26 C 14 54 09.86 +27 00 13.3 – r 703
2011-04-06 10:32:49 C 14 54 06.48 +26 59 14.3 – r 703
2011-04-06 10:40:14 C 14 54 02.95 +26 58 14.4 – r 703
2011-04-06 11:15:23 C 14 53 46.42 +26 53 28.1 – r 703
2011-04-06 11:16:28 C 14 53 45.96 +26 53 21.1 – r 703
2011-04-06 11:17:34 C 14 53 45.38 +26 53 12.6 – r 703
2011-04-06 21:05:59 C 14 49 46.06 +25 36 24.9 – u A74
2011-04-06 21:23:18 C 14 49 38.90 +25 34 12.4 – u A74
2011-04-06 21:40:38 C 14 49 31.72 +25 32 03.0 – u A74
2011-04-06 21:52:50 C 14 49 26.97 +25 30 41.6 – v 204
2011-04-06 22:03:07 C 14 49 22.67 +25 29 25.9 – v 204
2011-04-06 22:13:24 C 14 49 18.39 +25 28 10.2 – v 204
2011-04-06 22:17:26 C 14 49 16.91 +25 27 26.9 – u J95
2011-04-06 22:21:12 C 14 49 15.34 +25 26 58.7 – u J95
2011-04-06 22:29:36 C 14 49 11.84 +25 25 57.5 – u J95
2011-04-06 23:35:56 C 14 48 44.82 +25 18 01.8 – v I93
2011-04-06 23:44:52 C 14 48 41.11 +25 16 56.3 – v I93
2011-04-06 23:53:48 C 14 48 37.37 +25 15 51.1 – v I93
2011-04-07 00:03:59 C 14 48 33.14 +25 14 36.3 – v I93
2011-04-07 06:17:53 C 14 46 12.42 +24 29 32.1 – – 673
2011-04-07 06:25:18 C 14 46 09.44 +24 28 38.2 – – 673
2011-04-07 06:37:54 C 14 46 04.56 +24 27 09.5 – – 673
2011-04-07 06:48:48 C 14 46 00.29 +24 25 53.4 – – 673
2011-04-07 08:00:20 C 14 45 28.89 +24 17 27.0 – r H21
2011-04-07 08:02:21 C 14 45 28.09 +24 17 12.8 – r H21
2011-04-07 08:04:22 C 14 45 27.31 +24 16 58.5 – r H21
2011-04-07 08:24:44 C 14 45 21.79 +24 14 48.0 – c 854
2011-04-07 08:28:30 C 14 45 20.35 +24 14 21.3 – c 854
2011-04-07 08:32:18 C 14 45 18.77 +24 13 55.6 – c 854
2011-04-08 20:26:11 C 14 33 55.41 +20 25 54.0 – r A17
2011-04-08 20:43:03 C 14 33 50.64 +20 24 19.5 – r A17
2011-04-08 20:59:55 C 14 33 45.80 +20 22 45.4 – r A17
2011-04-08 21:58:52 C 14 33 29.00 +20 17 27.5 – u 157
2011-04-08 22:03:29 C 14 33 27.65 +20 17 02.3 – u 157
2011-04-08 22:08:07 C 14 33 26.29 +20 16 36.1 – u 157
2011-04-09 21:47:13 C 14 27 27.91 +18 11 42.9 – r A17
2011-04-09 22:04:04 C 14 27 23.75 +18 10 20.5 – r A17
2011-04-09 22:20:57 C 14 27 19.61 +18 08 58.6 – r A17
2011-04-10 00:51:31 C 14 26 42.52 +17 56 51.9 – c A24
2011-04-10 00:52:36 C 14 26 42.31 +17 56 46.8 – c A24
2011-04-10 02:02:17 C 14 26 25.20 +17 51 08.3 – c A24
2011-04-10 02:03:21 C 14 26 24.91 +17 51 04.1 – c A24
2011-04-13 07:21:15 C 14 12 29.99 +12 44 42.2 – o H21
2011-04-13 07:22:21 C 14 12 29.83 +12 44 38.5 – o H21
2011-04-13 07:25:25 C 14 12 29.35 +12 44 28.6 – o H21
2011-04-13 07:28:55 C 14 12 28.79 +12 44 17.1 – o H21
2011-04-13 08:13:55 C 14 12 23.00 +12 41 59.9 – r 703
2011-04-13 08:26:33 C 14 12 20.91 +12 41 16.4 – r 703
2011-04-13 08:41:09 C 14 12 18.68 +12 40 30.3 – r 703