2021 GD4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1904478000
Semi-major axis (a)1.3014734000 AU
Inclination (i)25.48286000°
Long. of Asc. Node (Ω)192.98162000°
Arg. of Perihelion (ω)346.61289000°
Mean Anomaly (M)53.85110000°
Mean Motion (n)0.6638212300°/day
Perihelion dist (q)1.05361070 AU
Aphelion dist (Q)1.54933610 AU
Orbital Period1.48474870 yr
Physical Parameters
H (abs. magnitude)25.24
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.780″
Uncertainty8
Orbit TypeAmor
MOID0.058215 AU
Observations Used14
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-04-08
Observations (14)
Date Type RA Dec Mag Band Observatory
2021-04-03 10:04:09 C 14 39 42.88 +00 21 20.7 V G96
2021-04-03 10:26:18 C 14 39 47.71 +00 27 13.5 V G96
2021-04-06 07:58:49 C 14 55 41.18 +17 02 44.3 V G96
2021-04-06 08:07:02 C 14 55 42.67 +17 04 26.4 V G96
2021-04-06 08:15:13 C 14 55 44.14 +17 06 07.9 V G96
2021-04-06 08:23:26 C 14 55 45.61 +17 07 50.2 V G96
2021-04-06 09:31:52 C 14 55 57.65 +17 22 02.1 V G96
2021-04-06 09:37:43 C 14 55 58.69 +17 23 14.9 V G96
2021-04-06 10:20:28 C 14 56 06.24 +17 32 01.9 V I52
2021-04-06 10:27:35 C 14 56 07.48 +17 33 29.4 V I52
2021-04-08 09:15:49 C 15 05 09.24 +26 10 19.8 V G96
2021-04-08 09:18:09 C 15 05 09.61 +26 10 43.2 V G96
2021-04-08 09:20:53 C 15 05 10.00 +26 11 09.3 V G96
2021-04-08 09:23:36 C 15 05 10.39 +26 11 36.5 V G96