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
2008-08-08 08:46:33 C 02 17 23.00 +08 10 26.7 o H55
2008-08-08 09:03:25 C 02 17 22.30 +08 10 18.4 o H55
2008-08-11 08:19:09 C 02 14 58.69 +07 34 50.4 o H55
2008-08-11 08:33:44 C 02 14 58.10 +07 34 43.0 o H55
2008-08-11 08:48:18 C 02 14 57.51 +07 34 36.1 o H55
2008-09-06 09:54:10 C 01 39 42.96 +02 18 33.4 X 645
2008-09-06 09:55:22 C 01 39 42.86 +02 18 32.8 X 645
2008-09-06 09:58:57 C 01 39 42.56 +02 18 31.1 X 645
2008-09-29 09:03:00 C 00 57 06.38 -01 39 05.8 X 568
2008-09-29 09:07:04 C 00 57 06.07 -01 39 07.1 X 568
2008-09-29 09:09:57 C 00 57 05.85 -01 39 07.8 X 568
2008-09-29 09:14:16 C 00 57 05.53 -01 39 09.1 X 568
2008-10-30 06:35:51 C 00 28 01.86 -02 39 12.5 X 645
2008-10-30 06:37:03 C 00 28 01.86 -02 39 12.3 X 645
2008-10-30 06:40:38 C 00 28 01.80 -02 39 11.8 X 645
2021-03-15 10:11:48 C 12 47 29.906 +00 37 07.84 V F51
2021-03-15 10:31:18 C 12 47 29.239 +00 37 16.11 V F51
2021-03-15 10:50:53 C 12 47 28.575 +00 37 24.71 V F51
2021-03-15 11:10:39 C 12 47 27.942 +00 37 32.86 V F51
2021-04-08 09:36:48 C 12 17 15.651 +06 10 35.01 V F51
2021-04-08 09:56:01 C 12 17 14.159 +06 10 48.19 V F51
2021-04-08 10:15:14 C 12 17 12.709 +06 11 01.37 V F51
2021-04-13 09:30:51 C 12 08 31.244 +07 31 48.49 V F51
2021-04-13 09:47:54 C 12 08 29.874 +07 31 59.80 V F51
2021-04-13 10:04:49 C 12 08 28.510 +07 32 11.00 V F51
2021-05-03 07:50:40 C 11 35 19.779 +12 04 15.65 V F51
2021-05-03 08:25:44 C 11 35 17.492 +12 04 30.38 V F51
2021-05-12 06:57:22 C 11 24 42.317 +13 18 29.34 V F51
2021-07-29 10:17:37 C 04 02 01.86 +10 56 19.0 u 807
2021-07-29 10:21:06 C 04 01 57.90 +10 56 02.4 u 807
2021-07-29 10:24:18 C 04 01 54.33 +10 55 46.5 u 807
2021-08-06 13:14:39 C 02 02 44.71 +00 22 44.2 V T08
2021-08-06 13:18:48 C 02 02 43.23 +00 22 36.1 V T08
2021-08-06 13:29:28 C 02 02 39.41 +00 22 16.8 V T08
2021-08-06 13:43:54 C 02 02 34.28 +00 21 51.3 V T08
2021-08-08 13:33:35 C 01 48 46.36 -00 55 36.0 V T05
2021-08-08 13:36:14 C 01 48 45.63 -00 55 39.7 V T05
2021-08-08 13:44:09 C 01 48 43.39 -00 55 51.1 V T05
2021-08-08 14:03:59 C 01 48 37.61 -00 56 20.3 V T05
2021-08-10 12:43:47 C 01 37 44.75 -01 57 06.7 V T08
2021-08-10 12:52:25 C 01 37 42.68 -01 57 17.0 V T08
2021-08-10 12:59:05 C 01 37 41.07 -01 57 24.7 V T08
2021-08-10 13:03:44 C 01 37 39.90 -01 57 31.0 V T08
2021-08-10 13:07:43 C 01 37 38.97 -01 57 34.5 V T08
2021-08-10 13:23:38 C 01 37 35.15 -01 57 53.9 V T08
2021-08-15 00:30:29 C 01 18 32.88 -03 42 31.0 V A17
2021-08-15 00:41:49 C 01 18 31.06 -03 42 40.1 V A17
2021-08-15 00:53:09 C 01 18 29.23 -03 42 49.4 V A17
2021-08-16 12:15:31 C 01 13 24.93 -04 09 10.4 V T05
2021-08-16 12:20:52 C 01 13 24.07 -04 09 14.6 V T05
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)