2021 GM16

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2453455859 ± 4.09e-08
Semi-major axis (a)1.4640256362 AU ± 5.79e-09
Inclination (i)26.74610192° ± 7.93e-06
Long. of Asc. Node (Ω)67.38838857° ± 2.07e-06
Arg. of Perihelion (ω)204.84175274° ± 2.31e-05
Mean Anomaly (M)175.27445214° ± 1.26e-05
Mean Motion (n)0.5564027320°/day ± 3.30e-09
Perihelion dist (q)1.10483341 AU ± 6.00e-08
Aphelion dist (Q)1.82321786 AU ± 6.02e-08
Orbital Period1.77142603 yr ± 1.05e-08
Physical Parameters
H (abs. magnitude)21.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.108658 AU
Observations Used150
Oppositions7
Arc Total2005-2021
First Observation Used2005-06-06
Last Observation Used2021-06-27
Observations (155)
Date Type RA Dec Mag Band Observatory
2021-06-19 00:27:19 C 12 16 55.15 -65 04 33.9 u 807
2021-06-19 00:31:58 C 12 16 53.00 -65 04 43.6 u 807
2021-06-27 23:08:24 C 10 57 13.83 -69 51 17.5 u 807
2021-06-27 23:17:31 C 10 57 10.87 -69 51 25.0 u 807
2021-06-27 23:26:15 C 10 57 07.90 -69 51 31.4 u 807