2011 GB55

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4676469144 ± 6.21e-07
Semi-major axis (a)1.0238681894 AU ± 6.14e-08
Inclination (i)13.94352863° ± 2.66e-05
Long. of Asc. Node (Ω)28.68431322° ± 1.58e-05
Arg. of Perihelion (ω)37.56389537° ± 4.79e-05
Mean Anomaly (M)127.77741183° ± 4.45e-04
Mean Motion (n)0.9513628773°/day ± 8.55e-08
Perihelion dist (q)0.54505939 AU ± 6.36e-07
Aphelion dist (Q)1.50267699 AU ± 6.42e-07
Orbital Period1.03601508 yr ± 9.31e-08
Physical Parameters
H (abs. magnitude)21.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.337″
Uncertainty0
Orbit TypeApollo
MOID0.104166 AU
Observations Used67
Oppositions1
Arc Total2011-2012
First Observation Used2011-04-06
Last Observation Used2012-04-11
Observations (68)
Date Type RA Dec Mag Band Observatory
2012-03-27 23:05:09 C 12 53 31.86 +74 02 46.3 u J95
2012-03-27 23:09:35 C 12 53 25.34 +74 01 59.5 u J95
2012-03-28 20:50:21 C 12 28 09.67 +70 11 52.7 u J95
2012-03-28 20:55:05 C 12 28 05.26 +70 11 03.2 u J95
2012-03-28 21:00:00 C 12 28 00.38 +70 10 10.5 u J95
2012-03-29 04:02:12 C 12 21 48.66 +68 54 30.3 u H36
2012-03-29 04:07:52 C 12 21 43.70 +68 53 30.0 u H36
2012-03-29 04:13:39 C 12 21 38.89 +68 52 27.6 u H36
2012-04-01 02:54:38 C 11 45 56.04 +56 24 17.9 t 204
2012-04-01 03:05:04 C 11 45 52.77 +56 22 31.3 t 204
2012-04-01 03:15:31 C 11 45 49.54 +56 20 44.2 t 204
2012-04-10 06:03:49 C 11 18 06.061 +28 52 51.49 L F51
2012-04-10 06:20:32 C 11 18 05.042 +28 51 24.78 L F51
2012-04-10 06:38:38 C 11 18 03.930 +28 49 51.20 L F51
2012-04-10 06:56:23 C 11 18 02.867 +28 48 19.31 L F51
2012-04-11 02:56:29 C 11 17 11.18 +27 07 05.1 u H36
2012-04-11 03:02:19 C 11 17 10.86 +27 06 37.0 u H36
2012-04-11 03:13:47 C 11 17 10.25 +27 05 41.9 u H36