2011 GA

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5910794982 ± 2.13e-08
Semi-major axis (a)1.7995838084 AU ± 4.75e-09
Inclination (i)9.82629211° ± 3.93e-06
Long. of Asc. Node (Ω)200.34085459° ± 2.37e-06
Arg. of Perihelion (ω)109.69355446° ± 5.24e-06
Mean Anomaly (M)332.05619425° ± 1.03e-06
Mean Motion (n)0.4082762909°/day ± 1.62e-09
Perihelion dist (q)0.73588671 AU ± 3.84e-08
Aphelion dist (Q)2.86328090 AU ± 3.91e-08
Orbital Period2.41411589 yr ± 9.57e-09
Physical Parameters
H (abs. magnitude)20.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.237″
Uncertainty0
Orbit TypeApollo
MOID0.007583 AU
Observations Used167
Radar Obs Used4
Oppositions7
Arc Total2011-2023
First Observation Used2011-04-01
Last Observation Used2023-11-18
Observations (173)
Date Type RA Dec Mag Band Observatory
2011-04-01 08:00:04 C 12 58 07.78 -09 48 50.7 r G96
2011-04-01 08:10:06 C 12 58 07.10 -09 48 42.3 r G96
2011-04-01 08:20:11 C 12 58 06.42 -09 48 33.6 r G96
2011-04-01 09:18:38 C 12 58 02.38 -09 47 46.0 r G96
2011-04-01 09:29:29 C 12 58 01.63 -09 47 37.3 r G96
2011-04-01 09:40:24 C 12 58 00.84 -09 47 28.1 r G96
2011-04-01 09:51:20 C 12 58 00.12 -09 47 19.4 r G96
2011-04-02 07:26:56 C 12 56 34.03 -09 29 22.8 o 291
2011-04-02 07:32:31 C 12 56 33.62 -09 29 18.1 o 291
2011-04-02 07:37:51 C 12 56 33.25 -09 29 13.6 o 291
2011-04-02 07:48:12 C 12 56 31.97 -09 28 49.3 o 807
2011-04-02 08:02:54 C 12 56 30.94 -09 28 37.1 o 807
2011-04-02 08:15:13 C 12 56 30.06 -09 28 26.5 o 807
2011-04-03 10:30:03 C 12 54 41.840 -09 05 57.63 L F51
2011-04-03 10:50:03 C 12 54 40.343 -09 05 39.80 L F51
2011-04-03 11:12:52 C 12 54 38.640 -09 05 19.76 L F51
2011-04-03 11:32:52 C 12 54 37.147 -09 05 01.98 L F51
2011-04-04 07:31:44 C 12 53 11.83 -08 47 07.6 o 291
2011-04-04 07:37:12 C 12 53 11.40 -08 47 02.5 o 291
2011-04-04 07:42:43 C 12 53 10.97 -08 46 57.8 o 291
2011-04-05 04:16:03 C 12 51 40.83 -08 27 39.4 o 807
2011-04-05 04:24:29 C 12 51 40.19 -08 27 31.5 o 807
2011-04-05 04:32:57 C 12 51 39.52 -08 27 23.7 o 807
2011-04-05 07:42:28 C 12 51 25.35 -08 24 40.4 o 291
2011-04-05 07:47:47 C 12 51 24.93 -08 24 35.4 o 291
2011-04-05 07:53:43 C 12 51 24.47 -08 24 29.8 o 291
2011-04-06 08:36:29 C 12 49 32.31 -08 00 43.1 o 291
2011-04-06 08:41:47 C 12 49 31.84 -08 00 36.8 o 291
2011-04-06 08:50:41 C 12 49 31.13 -08 00 28.0 o 291
2011-04-08 23:10:29 C 12 44 35.48 -06 56 45.6 u 176
2011-04-08 23:17:13 C 12 44 34.88 -06 56 38.3 u 176
2011-04-08 23:23:56 C 12 44 34.25 -06 56 31.4 u 176
2011-04-08 23:30:44 C 12 44 33.70 -06 56 23.7 u 176
2011-04-08 23:37:26 C 12 44 33.08 -06 56 16.2 u 176
2011-04-08 23:44:08 C 12 44 32.52 -06 56 09.0 u 176
2011-04-09 03:22:03 C 12 44 14.95 -06 51 58.4 o 807
2011-04-09 03:31:39 C 12 44 14.12 -06 51 47.6 o 807
2011-04-09 03:41:37 C 12 44 13.26 -06 51 37.1 o 807
2011-04-13 06:12:19 C 12 35 47.07 -04 59 53.1 o 291
2011-04-13 06:17:41 C 12 35 46.56 -04 59 46.6 o 291
2011-04-13 06:26:49 C 12 35 45.72 -04 59 35.4 o 291
2011-04-14 05:15:11 C 12 33 43.27 -04 31 52.7 o 291
2011-04-14 05:24:58 C 12 33 42.36 -04 31 40.9 o 291
2011-04-14 05:33:18 C 12 33 41.54 -04 31 30.2 o 291
2011-04-21 07:07:28 C 12 17 40.96 -00 46 45.7 v F65
2011-04-21 07:16:09 C 12 17 40.12 -00 46 33.7 v F65
2011-04-21 07:24:24 C 12 17 39.23 -00 46 21.6 v F65
2011-04-22 04:43:58 C 12 15 33.87 -00 16 07.9 o 291
2011-04-22 04:54:46 C 12 15 32.76 -00 15 51.8 o 291
2011-05-01 04:45:40 C 11 54 15.59 +05 06 37.0 o 291
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-10-16 12:10:00 -523582.811 0.5 Hz 8560 -14 -14
2023-10-16 12:30:00 20930447.11 10 us 8560 -14 -14
2023-10-16 12:40:00 20967693.883 1 us 8560 -14 -14
2023-10-18 10:30:00 34667946.8 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)