IAA RAS IAA Minor Planet Database

699726 (2021 GR12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7393011932 ± 5.92e-08
Semi-major axis (a)2.0872478892 AU ± 4.28e-08
Inclination (i)13.72328156° ± 4.32e-06
Long. of Asc. Node (Ω)186.77717453° ± 2.01e-05
Arg. of Perihelion (ω)239.77392661° ± 1.85e-05
Mean Anomaly (M)262.94349172° ± 8.82e-06
Mean Motion (n)0.3268520629°/day ± 1.01e-08
Perihelion dist (q)0.54414303 AU ± 1.24e-07
Aphelion dist (Q)3.63035274 AU ± 1.44e-07
Orbital Period3.01551189 yr ± 9.28e-08
Physical Parameters
H (abs. magnitude)18.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.232″
Uncertainty0
Orbit TypeApollo
MOID0.103355 AU
Observations Used257
Oppositions8
Arc Total2012-2024
First Observation Used2012-05-18
Last Observation Used2024-04-09
Observations (262)
Date Type RA Dec Mag Band Observatory
2021-05-04 08:31:23 C 14 32 24.76 -02 45 07.1 – o 691
2021-05-04 09:12:42 C 14 32 22.50 -02 44 55.2 – o 691
2021-05-04 09:54:02 C 14 32 20.24 -02 44 41.5 – o 691
2021-05-31 06:10:03 C 14 04 54.69 -00 37 27.8 – o 695
2021-05-31 06:24:02 C 14 04 54.29 -00 37 26.3 – o 695
2021-05-31 06:38:00 C 14 04 53.85 -00 37 25.1 – o 695
2023-05-24 14:44:01 C 22 12 43.227 +04 59 08.05 – V T12
2023-05-26 10:45:18 C 22 16 39.210 +05 31 07.20 – V I52
2023-06-04 04:28:44 S 22 36 43.80 +08 15 50.5 – L C51
2023-06-04 06:02:04 S 22 36 53.33 +08 17 07.8 – L C51
2023-06-04 09:09:06 S 22 37 12.33 +08 19 45.6 – L C51
2023-06-04 10:42:26 S 22 37 22.05 +08 21 03.7 – L C51
2023-06-04 12:15:58 S 22 37 31.61 +08 22 22.5 – L C51
2023-06-04 13:49:28 S 22 37 41.10 +08 23 40.5 – L C51
2023-06-04 15:22:48 S 22 37 50.76 +08 24 59.5 – L C51
2023-06-04 16:56:20 S 22 38 00.33 +08 26 19.9 – L C51
2023-06-04 20:03:10 S 22 38 19.59 +08 28 56.3 – L C51
2023-06-04 21:36:42 S 22 38 29.21 +08 30 15.7 – L C51
2023-06-05 02:17:04 S 22 38 58.21 +08 34 14.3 – L C51
2023-06-05 03:50:35 S 22 39 07.88 +08 35 33.3 – L C51
2023-06-05 10:04:16 S 22 39 46.80 +08 40 50.7 – L C51
2023-06-05 13:11:19 S 22 40 06.38 +08 43 31.2 – L C51
2023-06-05 16:18:10 S 22 40 25.83 +08 46 09.9 – L C51
2023-06-05 19:25:01 S 22 40 45.35 +08 48 52.2 – L C51
2023-06-05 22:32:03 S 22 41 05.04 +08 51 32.3 – L C51
2023-06-06 01:38:53 S 22 41 24.62 +08 54 13.4 – L C51
2023-06-06 07:52:47 S 22 42 04.12 +08 59 35.5 – L C51
2023-06-08 09:44:35 C 22 47 27.028 +09 43 29.60 – V I52
2023-06-08 09:51:59 C 22 47 27.820 +09 43 36.05 – V I52
2023-06-08 09:59:22 C 22 47 28.619 +09 43 43.03 – V I52
2023-06-08 10:06:45 C 22 47 29.440 +09 43 49.19 – V I52
2023-06-13 06:32:07 S 23 00 52.93 +11 32 18.6 – L C51
2023-06-13 12:46:00 S 23 01 38.22 +11 38 21.4 – L C51
2023-06-13 18:59:43 S 23 02 23.79 +11 44 26.6 – L C51
2023-06-13 22:06:34 S 23 02 46.68 +11 47 29.1 – L C51
2023-06-14 01:13:24 S 23 03 09.52 +11 50 32.6 – L C51
2023-06-14 04:20:27 S 23 03 32.54 +11 53 36.0 – L C51
2023-06-14 07:27:17 S 23 03 55.67 +11 56 39.6 – L C51
2023-06-14 10:34:08 S 23 04 18.73 +11 59 44.0 – L C51
2023-06-14 13:41:00 S 23 04 41.94 +12 02 48.6 – L C51
2023-06-14 16:47:51 S 23 05 05.07 +12 05 54.3 – L C51
2023-06-14 19:54:41 S 23 05 28.52 +12 08 59.5 – L C51
2023-06-14 23:01:33 S 23 05 51.94 +12 12 05.5 – L C51
2023-06-15 02:08:24 S 23 06 15.41 +12 15 12.1 – L C51
2023-06-15 02:08:35 S 23 06 15.29 +12 15 12.6 – L C51
2023-06-15 08:22:17 S 23 07 02.49 +12 21 26.1 – L C51
2023-06-15 09:55:37 S 23 07 14.29 +12 22 58.6 – L C51
2023-06-15 09:55:48 S 23 07 14.29 +12 23 01.0 – L C51
2023-06-15 13:02:28 S 23 07 38.00 +12 26 06.9 – L C51
2023-06-15 16:09:30 S 23 08 01.81 +12 29 14.8 – L C51