IAA RAS IAA Minor Planet Database

2021 GS16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2556498735 ± 6.14e-04
Semi-major axis (a)1.4056576530 AU ± 1.25e-03
Inclination (i)13.89098419° ± 2.21e-02
Long. of Asc. Node (Ω)30.21330902° ± 2.44e-03
Arg. of Perihelion (ω)213.80298355° ± 6.82e-03
Mean Anomaly (M)252.03561804° ± 1.29e+00
Mean Motion (n)0.5914158153°/day ± 7.90e-04
Perihelion dist (q)1.04630145 AU ± 1.27e-03
Aphelion dist (Q)1.76501385 AU ± 1.79e-03
Orbital Period1.66655382 yr ± 2.23e-03
Physical Parameters
H (abs. magnitude)25.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.310″
Uncertainty4
Orbit TypeAmor
MOID0.069651 AU
Observations Used18
Oppositions1
Arc Total2021-2021
First Observation Used2021-04-15
Last Observation Used2021-04-20
Observations (18)
Date Type RA Dec Mag Band Observatory
2021-04-15 11:41:21 C 14 57 57.489 -07 03 15.64 – U F51
2021-04-15 12:00:31 C 14 57 57.207 -07 05 14.96 – U F51
2021-04-15 12:19:37 C 14 57 56.913 -07 07 13.99 – U F51
2021-04-16 00:13:15 C 14 58 05.72 -08 23 15.7 – V L01
2021-04-16 00:17:00 C 14 58 05.70 -08 23 40.5 – V L01
2021-04-16 00:25:25 C 14 58 05.66 -08 24 34.9 – V L01
2021-04-16 00:37:17 C 14 58 05.54 -08 25 51.2 – V L01
2021-04-17 09:48:45 C 14 58 22.97 -12 11 23.9 – V I52
2021-04-17 09:54:48 C 14 58 22.83 -12 12 07.3 – V I52
2021-04-17 10:04:20 C 14 58 22.72 -12 13 14.8 – V I52
2021-04-19 14:09:53 C 14 58 46.19 -18 50 12.4 – V 474
2021-04-19 14:12:30 C 14 58 46.13 -18 50 33.6 – V 474
2021-04-19 14:15:07 C 14 58 46.09 -18 50 54.7 – V 474
2021-04-19 14:17:44 C 14 58 46.05 -18 51 16.1 – V 474
2021-04-20 09:44:49 C 14 58 50.35 -21 36 00.9 – V I52
2021-04-20 09:46:38 C 14 58 50.26 -21 36 16.4 – V I52
2021-04-20 09:48:27 C 14 58 50.21 -21 36 32.5 – V I52
2021-04-20 09:50:16 C 14 58 50.13 -21 36 47.5 – V I52