IAA RAS IAA Minor Planet Database

2021 GD13

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5909795000
Semi-major axis (a)1.6557847000 AU
Inclination (i)1.42936000°
Long. of Asc. Node (Ω)33.51100000°
Arg. of Perihelion (ω)257.58250000°
Mean Anomaly (M)33.10608000°
Mean Motion (n)0.4625921500°/day
Perihelion dist (q)0.67724990 AU
Aphelion dist (Q)2.63431950 AU
Orbital Period2.13061900 yr
Physical Parameters
H (abs. magnitude)28.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.990″
Uncertainty7
Orbit TypeApollo
MOID0.002330 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-04-16
Observations (17)
Date Type RA Dec Mag Band Observatory
2021-04-15 11:07:53 C 13 58 15.135 -04 44 51.02 – U F51
2021-04-15 11:26:59 C 13 58 20.323 -04 44 08.95 – U F51
2021-04-15 11:46:07 C 13 58 25.589 -04 43 26.14 – U F51
2021-04-15 12:05:14 C 13 58 30.933 -04 42 42.86 – U F51
2021-04-16 00:26:13 C 14 04 06.34 -04 11 24.2 – V J95
2021-04-16 00:39:11 C 14 04 12.51 -04 10 41.1 – V J95
2021-04-16 00:53:12 C 14 04 19.22 -04 09 54.8 – V J95
2021-04-16 01:04:56 C 14 04 24.91 -04 09 14.9 – V J95
2021-04-16 04:12:42 C 14 06 23.42 -03 49 27.2 – u 807
2021-04-16 04:21:11 C 14 06 27.86 -03 48 53.9 – u 807
2021-04-16 04:29:33 C 14 06 32.26 -03 48 20.0 – u 807
2021-04-16 06:08:59 C 14 07 33.67 -03 49 22.9 – u H21
2021-04-16 06:17:14 C 14 07 38.45 -03 48 48.3 – u H21
2021-04-16 06:30:07 C 14 07 45.95 -03 47 54.4 – u H21
2021-04-16 09:00:31 C 14 09 30.21 -03 36 20.3 – V 654
2021-04-16 09:50:13 C 14 10 03.04 -03 32 23.0 – V 654
2021-04-16 10:23:24 C 14 10 25.82 -03 29 39.3 – V 654