390522 (1996 GD1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3526388337 ± 8.40e-08
Semi-major axis (a)1.1857214076 AU ± 2.18e-09
Inclination (i)18.38308509° ± 1.58e-05
Long. of Asc. Node (Ω)38.05842157° ± 1.38e-05
Arg. of Perihelion (ω)293.60372870° ± 1.66e-05
Mean Anomaly (M)249.67802727° ± 1.34e-05
Mean Motion (n)0.7633756184°/day ± 2.11e-09
Perihelion dist (q)0.76758999 AU ± 9.96e-08
Aphelion dist (Q)1.60385282 AU ± 9.96e-08
Orbital Period1.29114195 yr ± 3.56e-09
Physical Parameters
H (abs. magnitude)20.18
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.584″
Uncertainty0
Orbit TypeApollo
MOID0.061041 AU
Observations Used120
Oppositions6
Arc Total1996-2023
First Observation Used1996-04-15
Last Observation Used2023-12-04
Observations (121)
Date Type RA Dec Mag Band Observatory
2005-04-06 08:42:48 C 13 55 45.15 +12 36 49.2 r 703
2005-04-06 08:56:09 C 13 55 43.46 +12 36 49.4 r 703
2005-04-06 09:09:18 C 13 55 41.73 +12 36 48.7 r 703
2005-04-06 09:22:25 C 13 55 40.00 +12 36 47.5 r 703
2005-04-06 10:54:28 C 13 55 28.13 +12 36 45.2 c 854
2005-04-06 10:58:35 C 13 55 27.60 +12 36 45.3 c 854
2005-04-06 11:02:41 C 13 55 27.28 +12 36 43.9 c 854
2005-04-06 11:17:13 C 13 55 25.14 +12 36 43.8 r 703
2005-04-06 11:20:55 C 13 55 24.63 +12 36 44.7 r 703
2005-04-06 11:24:37 C 13 55 24.09 +12 36 44.4 r 703
2005-04-06 15:08:35 C 13 54 56.995 +12 37 01.08 r 413
2005-04-06 15:15:35 C 13 54 56.075 +12 37 00.84 r 413
2005-04-07 01:36:47 C 13 53 37.30 +12 36 08.2 r J95
2005-04-07 01:45:19 C 13 53 36.27 +12 36 08.1 r J95
2005-04-07 01:59:10 C 13 53 34.31 +12 36 08.3 r J95
2005-05-03 06:22:06 C 12 07 51.37 +06 42 40.4 r 703
2005-05-03 06:35:21 C 12 07 48.94 +06 42 26.2 r 703
2005-05-03 06:48:29 C 12 07 46.51 +06 42 10.8 r 703
2005-05-03 07:01:36 C 12 07 44.12 +06 41 56.0 r 703
2005-05-09 03:44:21 C 11 44 11.02 +03 55 07.7 r G96
2005-05-09 03:56:30 C 11 44 09.03 +03 54 53.7 r G96
2005-05-09 04:08:38 C 11 44 07.04 +03 54 38.0 r G96
2005-05-09 04:20:47 C 11 44 05.02 +03 54 22.9 r G96
2005-12-28 07:55:08 C 10 39 54.76 +58 09 12.7 o 696
2005-12-28 08:01:34 C 10 39 54.35 +58 09 20.6 o 696
2010-03-05 04:42:07 C 11 05 34.05 +47 56 10.4 o H21
2010-03-05 05:13:48 C 11 05 29.71 +47 56 11.0 o H21
2010-03-05 05:51:01 C 11 05 24.51 +47 56 11.0 o H21
2014-03-05 08:20:44 C 13 52 50.84 +20 56 44.6 u H21
2014-03-05 08:38:54 C 13 52 50.06 +20 56 53.8 u H21
2014-03-05 08:57:01 C 13 52 49.23 +20 57 03.1 u H21
2014-03-22 08:31:59 C 13 22 51.44 +24 05 59.9 q G96
2014-03-22 08:34:02 C 13 22 51.19 +24 06 01.1 q G96
2014-03-22 08:36:04 C 13 22 51.05 +24 06 01.8 q G96
2014-03-22 08:38:06 C 13 22 50.75 +24 06 01.9 q G96
2014-03-27 10:29:01 C 13 08 56.84 +24 43 07.1 q G96
2014-03-27 10:36:17 C 13 08 55.91 +24 43 08.3 q G96
2014-03-27 10:43:33 C 13 08 54.98 +24 43 09.4 q G96
2014-03-27 10:50:51 C 13 08 54.10 +24 43 11.2 q G96
2014-04-25 06:05:38 C 11 37 09.89 +20 55 02.7 q 703
2014-04-25 06:13:33 C 11 37 08.89 +20 54 56.8 q 703
2014-04-25 06:21:27 C 11 37 08.08 +20 54 50.4 q 703
2018-03-18 13:59:19 C 16 39 36.741 -12 28 47.58 U F51
2018-03-18 14:15:47 C 16 39 38.330 -12 29 00.59 U F51
2018-03-18 14:32:09 C 16 39 39.921 -12 29 13.91 U F51
2023-03-15 00:19:43 C 12 42 53.49 +32 49 29.4 X C95
2023-03-15 02:47:00 C 12 42 36.39 +32 50 27.5 X C95
2023-04-11 05:43:01 C 11 22 24.827 +31 31 06.85 V G96
2023-04-11 05:50:30 C 11 22 23.970 +31 31 01.60 V G96
2023-04-11 05:57:55 C 11 22 23.182 +31 30 56.92 V G96