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
2021-05-11 11:02:00 C 16 38 15.21 +24 46 43.8 V I52
2021-05-11 12:08:24 C 16 38 10.64 +24 44 19.8 V T08
2021-05-11 12:13:16 C 16 38 10.15 +24 44 08.1 V T08
2021-05-11 12:51:43 C 16 38 06.39 +24 42 36.5 V T08
2021-05-11 13:00:24 C 16 38 05.49 +24 42 16.2 V T08
2021-05-12 13:06:04 C 16 35 55.515 +23 42 40.61 U F51
2021-05-12 13:24:41 C 16 35 53.566 +23 41 52.04 U F51
2021-05-12 13:43:20 C 16 35 51.607 +23 41 02.94 U F51
2021-05-12 14:02:01 C 16 35 49.667 +23 40 14.01 U F51
2021-05-15 09:51:45 C 16 28 52.50 +20 20 06.7 V T08
2021-05-15 09:59:17 C 16 28 51.54 +20 19 42.0 V T08
2021-05-15 10:01:56 C 16 28 51.21 +20 19 33.3 V T08
2021-05-15 10:48:10 C 16 28 45.35 +20 16 58.9 V T08
2021-05-17 09:49:48 C 16 23 03.20 +17 24 48.4 V T05
2021-05-17 09:54:25 C 16 23 02.58 +17 24 31.2 V T05
2021-05-17 10:00:22 C 16 23 01.70 +17 24 07.8 V T05
2021-05-17 10:08:31 C 16 23 00.47 +17 23 34.7 V T05
2021-05-17 12:59:39 C 16 22 35.780 +17 12 06.96 U F51
2021-05-17 13:17:25 C 16 22 33.235 +17 10 54.70 U F51
2021-05-17 13:35:11 C 16 22 30.696 +17 09 42.26 U F51
2021-05-17 13:52:55 C 16 22 28.166 +17 08 29.68 U F51
2021-05-19 07:57:51 C 16 16 40.75 +14 04 18.5 V G96
2021-05-19 08:05:12 C 16 16 39.57 +14 03 43.7 V G96
2021-05-19 08:12:33 C 16 16 38.38 +14 03 09.1 V G96
2021-05-19 08:19:54 C 16 16 37.20 +14 02 34.4 V G96
2021-05-19 09:20:32 C 16 16 30.09 +13 57 59.1 V T08
2021-05-19 09:24:35 C 16 16 29.44 +13 57 39.9 V T08
2021-05-19 09:28:42 C 16 16 28.80 +13 57 20.3 V T08
2021-05-19 09:52:05 C 16 16 25.02 +13 55 30.3 V T08
2021-05-19 12:19:41 C 16 16 00.988 +13 43 44.44 V F51
2021-05-19 12:24:28 C 16 16 00.212 +13 43 21.43 V F51
2021-05-20 06:55:19 C 16 13 13.95 +12 11 30.0 V G96
2021-05-20 07:02:43 C 16 13 12.68 +12 10 51.9 V G96
2021-05-20 07:10:07 C 16 13 11.43 +12 10 14.2 V G96
2021-05-20 07:17:30 C 16 13 10.16 +12 09 36.3 V G96
2021-05-21 22:02:44 C 16 06 50.21 +08 36 53.7 V L18
2021-05-21 22:08:04 C 16 06 49.25 +08 36 22.2 V L18
2021-05-21 22:13:24 C 16 06 48.27 +08 35 51.6 V L18
2021-05-23 23:27:24 C 15 57 48.64 +03 23 25.8 V K87
2021-05-23 23:28:12 C 15 57 48.51 +03 23 19.9 V K87
2021-05-23 23:31:45 C 15 57 47.78 +03 22 55.5 V K87
2021-05-28 11:01:38 C 15 33 57.90 -10 44 06.7 V T05
2021-05-28 11:09:33 C 15 33 55.76 -10 45 16.3 V T05
2021-05-28 11:18:50 C 15 33 53.26 -10 46 37.6 V T05
2021-05-28 11:36:03 C 15 33 48.62 -10 49 09.4 V T05
2021-05-29 04:58:24 C 15 29 25.58 -13 24 12.8 V I52
2021-05-29 04:58:35 C 15 29 25.54 -13 24 14.5 V I52
2021-05-29 04:58:47 C 15 29 25.48 -13 24 16.1 V I52
2021-05-29 04:58:58 C 15 29 25.43 -13 24 17.9 V I52
2021-05-29 22:43:46 C 15 24 39.54 -16 06 00.2 V K74