2021 GD1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5785989000 ± 2.00e+00
Semi-major axis (a)1.8581860000 AU ± 3.00e+00
Inclination (i)30.89325000° ± 4.00e+00
Long. of Asc. Node (Ω)195.28537000° ± 5.00e+00
Arg. of Perihelion (ω)70.50506000° ± 6.00e+00
Mean Anomaly (M)278.32349000°
Mean Motion (n)0.3891081200°/day ± 9.42e-01
Perihelion dist (q)0.78304160 AU ± 3.93e+00
Aphelion dist (Q)2.93333040 AU ± 6.02e+00
Orbital Period2.53299180 yr ± 6.13e+00
Physical Parameters
H (abs. magnitude)22.52
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.750″
Uncertainty7
Orbit TypeApollo
MOID0.026067 AU
Observations Used182
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-04-13
Observations (190)
Date Type RA Dec Mag Band Observatory
2021-04-04 18:41:47 C 10 20 50.40 -13 26 10.3 V 246
2021-04-04 18:42:01 C 10 20 50.30 -13 26 06.8 V 246
2021-04-04 18:42:14 C 10 20 50.23 -13 26 03.6 V 246
2021-04-04 18:42:24 C 10 20 50.16 -13 26 01.6 V 246
2021-04-04 18:49:55 C 10 20 47.51 -13 24 04.6 V K61
2021-04-04 18:50:40 C 10 20 47.22 -13 23 53.1 V K61
2021-04-04 18:52:02 C 10 20 46.74 -13 23 31.2 V K61
2021-04-04 18:53:16 C 10 20 46.30 -13 23 11.8 V K61
2021-04-04 19:01:08 C 10 20 42.35 -13 21 10.0 V L18
2021-04-04 19:02:19 C 10 20 41.95 -13 20 51.7 V L18
2021-04-04 19:03:30 C 10 20 41.54 -13 20 33.6 V L18
2021-04-04 19:04:41 C 10 20 41.07 -13 20 14.4 V L18
2021-04-04 19:05:53 C 10 20 40.67 -13 19 55.6 V L18
2021-04-04 19:11:59 C 10 20 39.87 -13 18 20.0 V K74
2021-04-04 19:23:30 C 10 20 35.76 -13 15 19.8 V K74
2021-04-04 19:33:45 C 10 20 32.07 -13 12 38.5 V K74
2021-04-04 19:34:12 C 10 20 31.56 -13 12 32.9 V G34
2021-04-04 19:40:24 C 10 20 29.33 -13 10 54.9 V G34
2021-04-04 19:42:38 C 10 20 28.86 -13 10 18.5 V K74
2021-04-04 19:46:37 C 10 20 27.08 -13 09 18.4 V G34
2021-04-04 19:52:49 C 10 20 24.87 -13 07 39.6 V G34
2021-04-04 20:02:15 C 10 20 22.71 -13 05 09.9 V J95
2021-04-04 20:05:28 C 10 20 21.56 -13 04 19.3 V J95
2021-04-04 20:05:55 C 10 20 20.62 -13 04 07.0 V L06
2021-04-04 20:08:33 C 10 20 19.53 -13 03 23.4 a 233
2021-04-04 20:08:49 C 10 20 19.56 -13 03 21.3 V L06
2021-04-04 20:10:40 C 10 20 18.90 -13 02 52.4 V L06
2021-04-04 20:11:46 C 10 20 19.30 -13 02 38.9 V J69
2021-04-04 20:15:03 C 10 20 17.19 -13 01 41.3 a 233
2021-04-04 20:17:36 C 10 20 17.20 -13 01 06.6 V J69
2021-04-04 20:17:55 C 10 20 16.11 -13 00 54.6 V G17
2021-04-04 20:19:12 C 10 20 16.69 -13 00 31.1 q B74
2021-04-04 20:21:35 C 10 20 14.83 -12 59 57.6 a 233
2021-04-04 20:23:26 C 10 20 15.04 -12 59 33.8 V J69
2021-04-04 20:25:37 C 10 20 14.39 -12 58 48.5 q B74
2021-04-04 20:27:05 C 10 20 12.73 -12 58 29.7 V G17
2021-04-04 20:29:16 C 10 20 12.01 -12 58 01.8 V K87
2021-04-04 20:29:41 C 10 20 12.93 -12 57 43.9 q B74
2021-04-04 20:36:16 C 10 20 09.39 -12 56 04.1 V G17
2021-04-04 20:42:11 C 10 20 08.28 -12 54 37.1 V J95
2021-04-04 20:45:16 C 10 20 06.14 -12 53 46.6 V K87
2021-04-04 20:48:03 C 10 20 06.19 -12 53 03.8 V J95
2021-04-04 21:01:02 C 10 20 00.30 -12 49 28.9 a 233
2021-04-04 21:01:46 C 10 19 59.78 -12 49 24.7 V C43
2021-04-04 21:04:42 C 10 19 58.73 -12 48 37.5 V C43
2021-04-04 21:06:46 C 10 19 58.20 -12 47 56.8 a 233
2021-04-04 21:07:38 C 10 19 57.67 -12 47 50.8 V C43
2021-04-04 21:10:35 C 10 19 56.60 -12 47 04.1 V C43
2021-04-04 21:11:39 C 10 19 56.40 -12 46 39.7 a 233
2021-04-05 01:35:13 C 10 18 27.62 -11 34 28.9 X W34