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
2021-05-29 22:45:59 C 15 24 38.92 -16 06 20.8 V K74
2021-05-29 22:48:13 C 15 24 38.26 -16 06 41.0 V K74
2021-05-29 22:50:26 C 15 24 37.64 -16 07 01.6 V K74
2021-05-29 22:52:26 C 15 24 37.07 -16 07 19.7 V K74
2021-05-30 01:30:27 C 15 23 52.76 -16 31 13.3 V G40
2021-05-30 01:53:24 C 15 23 46.09 -16 34 44.0 V G40
2021-05-30 02:27:43 C 15 23 36.05 -16 39 58.6 V G40
2021-05-30 12:13:03 C 15 20 58.11 -18 10 12.8 q Q21
2021-05-30 12:24:21 C 15 20 54.61 -18 11 58.7 q Q21
2021-05-30 20:33:16 C 15 18 36.70 -19 27 38.3 V G17
2021-05-30 20:40:09 C 15 18 34.65 -19 28 42.3 V G17
2021-05-30 20:46:58 C 15 18 32.57 -19 29 46.4 V G17
2021-05-31 02:42:22 C 15 16 49.99 -20 23 41.8 V W94
2021-05-31 02:50:32 C 15 16 47.45 -20 24 58.2 V W94
2021-05-31 02:58:36 C 15 16 44.96 -20 26 13.3 V W94
2021-05-31 11:06:42 C 15 14 19.57 -21 42 51.2 V T05
2021-05-31 11:25:54 C 15 14 13.55 -21 45 48.9 V T05
2021-05-31 11:47:07 C 15 14 06.94 -21 49 04.9 V T05
2021-05-31 21:11:34 C 15 11 22.96 -23 17 09.9 V G17
2021-05-31 21:18:04 C 15 11 20.87 -23 18 10.4 V G17
2021-05-31 21:20:39 C 15 11 20.11 -23 18 34.2 V 160
2021-05-31 21:22:35 C 15 11 19.46 -23 18 52.8 V G17
2021-05-31 21:24:27 C 15 11 18.87 -23 19 09.6 V 160
2021-05-31 21:27:59 C 15 11 17.76 -23 19 43.3 V 160
2021-05-31 22:11:46 C 15 11 06.00 -23 26 19.2 V G40
2021-05-31 22:13:09 C 15 11 05.57 -23 26 31.6 V G40
2021-05-31 22:17:18 C 15 11 02.20 -23 27 23.0 V 204
2021-05-31 22:20:52 C 15 11 01.03 -23 27 56.2 V 204
2021-05-31 22:22:58 C 15 11 02.39 -23 28 03.5 V G40
2021-05-31 22:24:26 C 15 10 59.91 -23 28 29.6 V 204
2021-06-02 03:43:30 C 15 01 53.16 -27 58 33.5 u 807
2021-06-02 03:48:02 C 15 01 51.62 -27 59 14.9 u 807
2021-06-02 03:52:37 C 15 01 50.06 -27 59 57.0 u 807
2021-06-02 08:32:59 C 15 00 21.18 -28 43 40.9 V T08
2021-06-02 08:40:57 C 15 00 18.42 -28 44 53.6 V T08
2021-06-02 08:46:15 C 15 00 16.57 -28 45 42.4 V T08
2021-06-02 09:02:12 C 15 00 11.04 -28 48 07.2 V T08
2021-06-06 23:06:46 C 14 20 55.17 -44 03 06.1 q Y00
2021-06-06 23:18:17 C 14 20 50.40 -44 04 30.0 q Y00
2021-06-06 23:28:45 C 14 20 45.97 -44 05 46.5 q Y00
2021-06-09 03:34:22 C 13 59 43.82 -49 53 25.0 u 807
2021-06-09 03:35:35 C 13 59 43.29 -49 53 32.4 u 807
2021-06-09 03:36:44 C 13 59 42.76 -49 53 39.4 u 807
2021-06-09 03:37:54 C 13 59 42.27 -49 53 46.1 u 807
2021-06-12 01:16:07 C 13 30 01.17 -56 05 04.3 u 807
2021-06-12 01:18:23 C 13 30 00.06 -56 05 14.7 u 807
2021-06-12 01:20:37 C 13 29 59.09 -56 05 24.5 u 807
2021-06-12 01:22:54 C 13 29 58.02 -56 05 35.5 u 807
2021-06-12 01:27:28 C 13 29 55.86 -56 05 56.8 u 807
2021-06-19 00:22:40 C 12 16 57.20 -65 04 23.2 u 807