387733 (2003 GS)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2186217910 ± 2.00e+00
Semi-major axis (a)0.8928032707 AU ± 3.00e+00
Inclination (i)12.02922030° ± 4.00e+00
Long. of Asc. Node (Ω)196.17811798° ± 5.00e+00
Arg. of Perihelion (ω)181.90389648° ± 6.00e+00
Mean Anomaly (M)101.61529394° ± 8.98e-06
Mean Motion (n)1.1683652116°/day ± 5.89e+00
Perihelion dist (q)0.69761702 AU ± 2.95e+00
Aphelion dist (Q)1.08798952 AU ± 4.07e+00
Orbital Period0.84359434 yr ± 4.25e+00
NGA Modelr2
A2-1.57106554e-06 AU/d²
Physical Parameters
H (abs. magnitude)18.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.285″
Uncertainty0
Orbit TypeAten
MOID0.086850 AU
Observations Used855
Oppositions4
Arc Total2003-2025
First Observation Used2003-04-04
Last Observation Used2025-06-08
Observations (931)
Date Type RA Dec Mag Band Observatory
2003-04-04 03:21:06 C 08 50 43.30 +03 04 31.0 o 699
2003-04-04 03:44:05 C 08 50 45.09 +03 05 48.0 o 699
2003-04-04 04:07:10 C 08 50 46.92 +03 07 05.1 o 699
2003-04-04 04:30:17 C 08 50 48.72 +03 08 23.6 o 699
2003-04-04 07:08:25 C 08 51 01.66 +03 17 09.6 o 699
2003-04-04 07:13:11 C 08 51 02.06 +03 17 25.4 o 699
2003-04-04 07:17:59 C 08 51 02.46 +03 17 41.2 o 699
2003-04-04 07:22:44 C 08 51 02.86 +03 17 57.1 o 699
2003-04-04 18:36:55 C 08 52 08.37 +03 54 51.4 c 113
2003-04-04 18:38:01 C 08 52 08.45 +03 54 54.4 c 113
2003-04-04 18:39:09 C 08 52 08.57 +03 54 57.7 c 113
2003-04-04 18:40:14 C 08 52 08.64 +03 55 01.4 c 113
2003-04-04 18:53:08 C 08 52 09.92 +03 55 45.1 c 198
2003-04-04 18:55:15 C 08 52 10.09 +03 55 51.9 c 198
2003-04-04 18:56:18 C 08 52 10.16 +03 55 55.3 c 198
2003-04-04 18:59:18 C 08 52 10.15 +03 56 04.8 c 246
2003-04-04 19:00:08 C 08 52 10.23 +03 56 07.3 c 246
2003-04-04 19:00:50 C 08 52 10.28 +03 56 09.8 c 246
2003-04-04 19:01:37 C 08 52 10.59 +03 56 12.7 c 198
2003-04-04 19:01:37 C 08 52 10.35 +03 56 12.3 c 246
2003-04-04 19:02:09 C 08 52 10.40 +03 56 14.3 c 246
2003-04-04 19:02:51 C 08 52 10.44 +03 56 16.3 c 246
2003-04-04 19:05:52 C 08 52 10.95 +03 56 27.2 c 198
2003-04-04 19:12:14 C 08 52 11.45 +03 56 47.3 c 198
2003-04-04 19:14:21 C 08 52 11.62 +03 56 54.4 c 198
2003-04-04 19:16:30 C 08 52 11.82 +03 57 01.4 c 198
2003-04-04 19:20:43 C 08 52 12.13 +03 57 15.0 c 198
2003-04-04 19:27:04 C 08 52 12.67 +03 57 35.9 c 198
2003-04-04 19:29:41 C 08 52 13.58 +03 57 50.0 J87
2003-04-04 19:31:08 C 08 52 13.59 +03 57 54.3 J87
2003-04-04 19:33:11 C 08 52 13.78 +03 58 02.0 J87
2003-04-04 19:35:15 C 08 52 13.97 +03 58 08.7 J87
2003-04-04 19:37:41 C 08 52 13.54 +03 58 10.5 c 198
2003-04-04 19:41:45 C 08 52 14.12 +03 58 25.8 d 232
2003-04-04 19:45:27 C 08 52 14.50 +03 58 40.7 d 232
2003-04-04 20:04:03 C 08 52 16.31 +03 59 43.2 d 232
2003-04-04 20:45:55 C 08 52 19.83 +04 01 59.5 c 938
2003-04-04 20:46:56 C 08 52 19.67 +04 01 53.9 o J95
2003-04-04 20:50:23 C 08 52 20.22 +04 02 14.1 c 938
2003-04-04 20:51:36 C 08 52 20.05 +04 02 08.7 o J95
2003-04-04 20:53:57 C 08 52 20.48 +04 02 25.4 c 938
2003-04-04 20:55:58 C 08 52 20.66 +04 02 31.3 c 938
2003-04-04 20:57:58 C 08 52 20.82 +04 02 38.5 c 938
2003-04-04 20:59:59 C 08 52 20.96 +04 02 45.7 c 938
2003-04-04 21:01:59 C 08 52 21.13 +04 02 52.1 c 938
2003-04-04 21:16:51 C 08 52 21.89 +04 03 40.3 d 941
2003-04-04 21:17:09 C 08 52 21.41 +04 03 33.7 d 118
2003-04-04 21:18:10 C 08 52 22.01 +04 03 44.2 d 941
2003-04-04 21:18:49 C 08 52 21.53 +04 03 39.5 d 118
2003-04-04 21:20:43 C 08 52 22.21 +04 03 52.5 d 941
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-04-17 03:40:00 90327524.3 4 us 2380 -1 -1
2014-04-17 04:45:00 90380229.56 0.5 us 2380 -1 -1
2014-04-17 05:28:00 90417034.7 0.5 us 2380 -1 -1
2014-04-18 02:59:00 91563544.58 0.5 us 2380 -1 -1
2014-04-18 05:19:00 91697044.07 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)