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
2014-05-05 23:38:36 C 12 26 54.88 +44 50 46.6 q C47
2014-05-06 20:58:28 C 12 24 39.29 +45 28 29.4 u 089
2014-05-06 21:00:41 C 12 24 39.00 +45 28 33.1 u 089
2014-05-06 21:02:54 C 12 24 38.74 +45 28 36.7 u 089
2014-05-06 21:05:07 C 12 24 38.46 +45 28 40.2 u 089
2014-05-06 21:07:20 C 12 24 38.20 +45 28 44.2 u 089
2014-05-06 21:09:33 C 12 24 37.94 +45 28 47.7 u 089
2014-05-06 21:11:46 C 12 24 37.68 +45 28 51.6 u 089
2014-05-06 21:13:59 C 12 24 37.39 +45 28 55.1 u 089
2014-05-06 21:16:12 C 12 24 37.14 +45 28 58.7 u 089
2014-05-06 21:18:25 C 12 24 36.87 +45 29 02.2 u 089
2014-05-11 07:16:56 C 12 14 34.122 +48 06 33.93 L F51
2014-05-11 07:36:00 C 12 14 32.033 +48 06 58.31 L F51
2014-05-11 07:55:42 C 12 14 29.883 +48 07 23.15 L F51
2014-05-11 08:14:42 C 12 14 27.809 +48 07 46.89 L F51
2014-05-12 02:26:16 C 12 12 57.31 +48 30 13.9 u H21
2014-05-12 02:31:27 C 12 12 56.78 +48 30 20.4 u H21
2014-05-12 02:36:38 C 12 12 56.26 +48 30 26.8 u H21
2014-05-12 02:42:10 C 12 12 55.68 +48 30 33.6 u H21
2014-05-20 22:44:18 S 11 58 22.783 +51 54 11.27 L C51
2014-05-21 01:53:43 S 11 58 12.04 +51 56 34.9 L C51
2014-05-21 04:33:59 C 11 57 58.55 +51 58 54.2 q H45
2014-05-21 04:35:29 C 11 57 58.45 +51 58 55.2 q H45
2014-05-21 04:36:53 C 11 57 58.35 +51 58 56.5 q H45
2014-05-21 04:38:26 C 11 57 58.23 +51 58 57.3 q H45
2014-05-21 04:39:44 C 11 57 58.13 +51 58 58.2 q H45
2014-05-21 05:03:19 S 11 58 01.27 +51 58 57.5 L C51
2014-05-21 06:38:07 S 11 57 55.96 +52 00 08.6 L C51
2014-05-21 08:12:44 S 11 57 50.63 +52 01 19.5 L C51
2014-05-21 09:47:32 S 11 57 45.29 +52 02 30.4 L C51
2014-05-21 11:22:20 S 11 57 39.95 +52 03 40.3 L C51
2014-05-21 12:57:08 S 11 57 34.66 +52 04 50.2 L C51
2014-05-21 14:31:45 S 11 57 29.41 +52 06 00.7 L C51
2014-05-21 14:31:56 S 11 57 29.36 +52 06 00.3 L C51
2014-05-21 16:06:33 S 11 57 24.10 +52 07 10.4 L C51
2014-05-21 19:16:09 S 11 57 13.61 +52 09 29.0 L C51
2014-06-05 04:47:25 C 11 40 56.47 +55 29 15.5 q 703
2014-06-05 04:48:08 C 11 40 56.50 +55 29 16.7 q 703
2014-06-05 04:56:09 C 11 40 56.06 +55 29 18.2 q 703
2014-06-05 04:56:52 C 11 40 56.12 +55 29 19.9 q 703
2014-06-05 05:04:53 C 11 40 55.61 +55 29 21.8 q 703
2014-06-05 05:05:36 C 11 40 55.55 +55 29 22.9 q 703
2014-06-05 05:13:37 C 11 40 54.95 +55 29 26.4 q 703
2014-06-05 05:14:21 C 11 40 55.08 +55 29 26.7 q 703
2019-02-25 06:29:22 C 04 13 34.94 -25 13 44.0 V T08
2019-02-25 06:40:00 C 04 13 37.56 -25 13 20.7 V T08
2019-02-25 06:49:58 C 04 13 40.04 -25 12 58.2 V T08
2019-02-25 06:59:55 C 04 13 42.51 -25 12 36.3 V T08
2019-03-01 06:07:54 C 04 37 38.36 -21 37 19.2 V T08
2019-03-01 06:17:56 C 04 37 40.73 -21 36 56.5 V T08
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)