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
2025-04-29 23:27:55 C 19 11 52.567 +20 46 42.49 Z C23
2025-04-30 00:38:49 C 19 12 02.976 +20 51 45.07 Z C23
2025-04-30 01:10:07 C 19 12 07.474 +20 53 58.88 Z C23
2025-05-02 13:02:06 C 19 21 25.428 +25 08 55.21 V T05
2025-05-02 13:06:41 C 19 21 26.090 +25 09 14.76 V T05
2025-05-02 13:15:06 C 19 21 27.319 +25 09 51.37 V T05
2025-05-03 12:57:25 C 19 25 17.388 +26 50 56.90 V T05
2025-05-03 13:00:08 C 19 25 17.786 +26 51 08.86 V T05
2025-05-03 13:06:02 C 19 25 18.662 +26 51 34.09 V T05
2025-05-03 13:13:53 C 19 25 19.843 +26 52 08.11 V T05
2025-05-04 03:44:19 C 19 27 43.315 +27 53 50.82 V R17
2025-05-04 04:04:53 C 19 27 46.433 +27 55 19.31 V R17
2025-05-04 04:25:30 C 19 27 49.586 +27 56 47.83 V R17
2025-05-04 04:46:09 C 19 27 52.699 +27 58 16.43 V R17
2025-05-04 23:49:28 C 19 31 06.180 +29 18 49.97 Z C23
2025-05-05 00:35:53 C 19 31 13.831 +29 22 09.59 Z C23
2025-05-05 01:07:31 C 19 31 19.025 +29 24 25.42 Z C23
2025-05-08 13:10:20 C 19 46 19.474 +35 17 54.92 V T08
2025-05-08 13:12:59 C 19 46 19.922 +35 18 05.72 V T08
2025-05-08 13:55:17 C 19 46 27.144 +35 21 03.06 V T08
2025-05-08 22:58:14 C 19 48 11.422 +35 57 35.96 Z C23
2025-05-08 23:39:44 C 19 48 19.306 +36 00 29.48 Z C23
2025-05-09 00:50:35 C 19 48 32.338 +36 05 27.13 Z C23
2025-05-09 12:20:49 C 19 50 45.619 +36 53 05.35 V T08
2025-05-09 12:44:49 C 19 50 49.934 +36 54 45.29 V T08
2025-05-09 12:48:53 C 19 50 50.669 +36 55 02.42 V T08
2025-05-09 13:10:08 C 19 50 54.449 +36 56 30.88 V T08
2025-05-10 23:28:41 C 19 57 44.069 +39 14 26.99 Z C23
2025-05-10 23:40:31 C 19 57 46.385 +39 15 15.88 Z C23
2025-05-11 00:01:01 C 19 57 50.537 +39 16 40.33 Z C23
2025-05-11 22:22:38 C 20 02 28.083 +40 45 08.72 V G33
2025-05-11 22:29:22 C 20 02 29.608 +40 45 35.45 V G33
2025-05-12 01:23:04 B 20 03 05.136 +40 57 14.54 X K87
2025-05-12 01:30:32 B 20 03 06.610 +40 57 44.14 X K87
2025-05-12 01:38:01 B 20 03 08.150 +40 58 13.76 X K87
2025-05-13 00:45:39 B 20 08 06.727 +42 27 59.51 Z K35
2025-05-13 00:47:02 B 20 08 07.054 +42 28 04.94 Z K35
2025-05-13 00:48:25 B 20 08 07.358 +42 28 10.70 Z K35
2025-05-14 03:51:24 C 20 14 09.084 +44 11 24.50 V R17
2025-05-14 04:11:57 C 20 14 13.428 +44 12 43.02 V R17
2025-05-14 04:32:28 C 20 14 17.736 +44 14 01.46 V R17
2025-05-14 04:53:01 C 20 14 22.034 +44 15 19.19 V R17
2025-05-16 13:53:49 C 20 27 58.649 +47 43 01.34 V T05
2025-05-16 14:42:32 C 20 28 09.835 +47 45 56.02 V T05
2025-05-16 14:46:26 C 20 28 10.742 +47 46 09.59 V T05
2025-05-16 14:52:09 C 20 28 12.058 +47 46 29.89 V T05
2025-05-17 02:46:58 C 20 31 15.430 +48 27 52.67 V R17
2025-05-17 03:07:32 C 20 31 20.398 +48 29 07.08 V R17
2025-05-17 03:28:03 C 20 31 25.298 +48 30 19.98 V R17
2025-05-17 03:48:35 C 20 31 30.197 +48 31 33.17 V R17
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)