IAA RAS IAA Minor Planet Database

2021 GK2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6096303123 ± 2.33e-07
Semi-major axis (a)0.7489109092 AU ± 1.36e-09
Inclination (i)10.54700465° ± 2.76e-05
Long. of Asc. Node (Ω)28.43174761° ± 2.13e-05
Arg. of Perihelion (ω)10.61244534° ± 2.02e-05
Mean Anomaly (M)161.73738823° ± 5.48e-05
Mean Motion (n)1.5207822705°/day ± 4.14e-09
Perihelion dist (q)0.29235212 AU ± 1.75e-07
Aphelion dist (Q)1.20546970 AU ± 1.75e-07
Orbital Period0.64810480 yr ± 1.76e-09
Physical Parameters
H (abs. magnitude)23.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.324″
Uncertainty0
Orbit TypeAten
MOID0.058405 AU
Observations Used110
Oppositions7
Arc Total2010-2023
First Observation Used2010-04-10
Last Observation Used2023-04-16
Observations (111)
Date Type RA Dec Mag Band Observatory
2021-04-06 07:19:19 C 14 02 58.77 +17 19 56.1 – V G96
2021-04-06 07:27:32 C 14 02 51.11 +17 19 44.3 – V G96
2021-04-06 07:40:25 C 14 02 39.07 +17 19 26.0 – V G96
2021-04-06 07:48:38 C 14 02 31.56 +17 19 14.2 – V G96
2021-04-06 11:01:13 C 13 59 35.95 +17 14 03.9 – L 658
2021-04-06 11:02:47 C 13 59 34.54 +17 14 01.2 – L 658
2021-04-06 11:03:33 C 13 59 33.84 +17 13 59.8 – L 658
2021-04-06 11:04:19 C 13 59 33.16 +17 13 58.6 – L 658
2021-04-06 11:05:07 C 13 59 32.45 +17 13 57.3 – L 658
2021-04-06 11:05:53 C 13 59 31.74 +17 13 55.8 – L 658
2021-04-07 06:47:54 C 13 42 42.38 +16 43 01.6 – V G96
2021-04-07 06:56:04 C 13 42 35.47 +16 42 48.2 – V G96
2021-04-07 07:04:14 C 13 42 28.53 +16 42 34.7 – V G96
2021-04-07 07:12:24 C 13 42 21.65 +16 42 21.2 – V G96
2021-04-07 12:40:24 C 13 37 50.850 +16 33 21.95 – U F52
2021-04-07 12:59:53 C 13 37 34.727 +16 32 47.54 – U F52
2021-04-08 04:41:42 C 13 25 30.29 +16 04 47.4 – V I52
2021-04-08 04:42:31 C 13 25 29.65 +16 04 46.0 – V I52
2021-04-08 04:43:20 C 13 25 29.04 +16 04 44.5 – V I52
2021-04-08 04:44:08 C 13 25 28.42 +16 04 43.3 – V I52
2021-04-09 00:22:40 C 13 11 17.55 +15 28 35.1 – o K88
2021-04-09 00:23:39 C 13 11 16.87 +15 28 33.3 – o K88
2021-04-09 00:24:40 C 13 11 16.12 +15 28 31.0 – o K88
2021-04-09 07:44:33 C 13 06 21.29 +15 15 20.7 – V 703
2021-04-09 07:52:09 C 13 06 16.06 +15 15 05.1 – V 703
2021-04-09 07:59:46 C 13 06 10.81 +15 14 52.4 – V 703
2021-04-09 08:07:22 C 13 06 05.60 +15 14 37.3 – V 703
2021-04-09 10:59:37 C 13 04 09.54 +15 09 09.6 – V I52
2021-04-09 10:59:58 C 13 04 09.37 +15 09 09.3 – V I52
2021-04-09 11:00:19 C 13 04 09.10 +15 09 09.0 – V I52
2021-04-09 11:06:03 C 13 04 05.27 +15 08 58.0 – V I52
2021-04-09 11:07:11 C 13 04 07.61 +15 09 23.3 – V T08
2021-04-09 11:11:50 C 13 04 04.41 +15 09 14.0 – V T08
2021-04-09 11:27:33 C 13 03 53.81 +15 08 45.2 – V T08
2021-04-09 11:42:13 C 13 03 43.98 +15 08 17.2 – V T08
2021-04-10 11:45:04 C 12 49 00.234 +14 23 47.19 – U F52
2021-04-10 12:09:09 C 12 48 45.829 +14 23 01.97 – U F52
2021-04-10 12:33:14 C 12 48 31.465 +14 22 16.25 – U F52
2021-04-11 07:43:06 C 12 38 07.342 +13 47 32.99 – V F51
2021-04-11 07:59:12 C 12 37 58.626 +13 47 04.76 – V F51
2021-04-11 08:15:19 C 12 37 49.901 +13 46 36.41 – V F51
2021-04-13 00:34:40 C 12 18 46.23 +12 36 29.6 – V 033
2021-04-13 00:36:25 C 12 18 45.47 +12 36 26.8 – V 033
2021-04-13 00:38:09 C 12 18 44.74 +12 36 23.8 – V 033
2021-04-13 05:28:10 C 12 16 45.70 +12 28 48.9 – V I52
2021-04-13 05:29:37 C 12 16 45.11 +12 28 46.5 – V I52
2021-04-13 05:30:14 C 12 16 44.83 +12 28 45.0 – V I52
2021-04-13 05:31:40 C 12 16 44.19 +12 28 42.9 – V I52
2021-04-15 06:57:28 C 11 58 36.067 +11 12 49.63 – V F51
2021-04-18 01:54:49 C 11 40 03.21 +09 45 06.2 – u 807