2008 GO20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4907571755 ± 1.07e-08
Semi-major axis (a)1.8908624583 AU ± 2.95e-09
Inclination (i)2.25018171° ± 2.17e-06
Long. of Asc. Node (Ω)119.49802131° ± 3.17e-05
Arg. of Perihelion (ω)160.72130054° ± 3.07e-05
Mean Anomaly (M)245.57143314° ± 1.52e-06
Mean Motion (n)0.3790725765°/day ± 8.86e-10
Perihelion dist (q)0.96290814 AU ± 2.02e-08
Aphelion dist (Q)2.81881678 AU ± 2.06e-08
Orbital Period2.60009915 yr ± 6.08e-09
Physical Parameters
H (abs. magnitude)22.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.290″
Uncertainty0
Orbit TypeApollo
MOID0.009144 AU
Observations Used108
Radar Obs Used2
Oppositions8
Arc Total2008-2021
First Observation Used2008-04-01
Last Observation Used2021-10-03
Observations (113)
Date Type RA Dec Mag Band Observatory
2008-04-01 08:06:41 C 13 21 22.306 -00 25 16.94 V G96
2008-04-09 07:28:51 C 13 14 24.97 +01 32 39.0 r G96
2008-04-09 07:47:01 C 13 14 24.03 +01 32 51.2 r G96
2008-04-09 07:56:04 C 13 14 23.60 +01 32 57.6 r G96
2008-04-11 07:12:33 C 13 12 14.61 +02 05 54.7 r G96
2008-04-11 07:18:40 C 13 12 14.29 +02 05 59.2 r G96
2008-04-11 07:25:00 C 13 12 13.88 +02 06 04.4 r G96
2008-04-11 07:31:08 C 13 12 13.61 +02 06 08.3 r G96
2008-04-11 09:29:22 C 13 12 07.29 +02 07 32.5 o 291
2008-04-11 09:34:41 C 13 12 07.00 +02 07 36.4 o 291
2008-04-11 09:40:01 C 13 12 06.73 +02 07 40.1 o 291
2008-04-12 06:53:59 C 13 11 06.38 +02 22 57.6 o 291
2008-04-12 06:59:26 C 13 11 06.10 +02 23 00.7 o 291
2008-04-12 07:05:00 C 13 11 05.81 +02 23 04.2 o 291
2008-04-13 01:40:30 C 13 10 09.73 +02 36 33.7 r J95
2008-04-13 02:12:28 C 13 10 08.01 +02 36 59.7 r J95
2008-04-14 04:36:54 C 13 08 48.56 +02 56 48.7 o 291
2008-04-14 04:42:18 C 13 08 48.21 +02 56 53.0 o 291
2008-04-16 05:14:37 C 13 06 10.87 +03 34 05.9 o H55
2008-04-16 05:21:51 C 13 06 10.49 +03 34 11.0 o H55
2008-04-16 05:29:21 C 13 06 09.99 +03 34 17.5 o H55
2008-04-24 04:32:02 C 12 54 29.99 +06 12 53.7 o H55
2008-04-24 04:53:57 C 12 54 28.35 +06 13 12.9 o H55
2008-04-24 05:07:53 C 12 54 27.32 +06 13 26.2 o H55
2008-04-24 08:46:05 C 12 54 11.88 +06 16 38.3 o 291
2008-04-24 08:53:29 C 12 54 11.21 +06 16 45.8 o 291
2008-04-24 08:58:49 C 12 54 10.87 +06 16 49.9 o 291
2008-04-27 05:23:41 C 12 49 32.26 +07 17 43.4 r G96
2008-04-27 05:34:12 C 12 49 31.44 +07 17 52.8 r G96
2008-04-27 05:44:38 C 12 49 30.64 +07 18 02.2 r G96
2008-04-27 05:55:02 C 12 49 29.82 +07 18 11.9 r G96
2008-05-05 04:20:37 C 12 35 28.93 +10 15 56.4 o H55
2008-05-05 04:31:03 C 12 35 28.03 +10 16 06.5 o H55
2008-05-05 04:41:26 C 12 35 27.15 +10 16 16.3 o H55
2008-05-06 03:16:22 C 12 33 44.28 +10 38 08.8 r 448
2008-05-06 04:07:45 C 12 33 39.75 +10 38 59.2 r 448
2008-05-10 11:08:02 C 12 25 29.54 +12 20 39.0 X 568
2008-05-10 11:22:01 C 12 25 28.31 +12 20 52.6 X 568
2008-05-11 21:11:32 C 12 22 46.25 +12 54 52.5 c 560
2008-05-11 21:13:28 C 12 22 46.09 +12 54 54.5 c 560
2008-05-11 21:15:26 C 12 22 45.90 +12 54 56.7 c 560
2008-05-19 02:28:19 C 12 07 54.13 +16 02 47.1 o H55
2008-05-19 02:35:19 C 12 07 53.31 +16 02 55.2 o H55
2008-05-19 02:42:17 C 12 07 52.56 +16 03 04.3 o H55
2008-05-25 01:59:39 C 11 53 22.28 +19 07 05.5 o H55
2008-05-25 02:07:05 C 11 53 21.28 +19 07 16.1 o H55
2008-05-29 02:05:32 C 11 41 14.09 +21 37 37.2 o H55
2008-05-29 02:12:43 C 11 41 12.91 +21 37 49.5 o H55
2008-05-29 02:19:51 C 11 41 11.75 +21 38 00.4 o H55
2008-08-08 08:30:26 C 02 17 23.66 +08 10 34.8 o H55
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-07-24 16:50:00 85396.4 1 Hz 8560 -14 -14
2021-07-24 20:20:00 30466318 20 us 8560 -14 -14
2021-07-24 21:00:00 50664.5 0.4 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)