2021 JH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5262906150 ± 5.98e-09
Semi-major axis (a)2.1785946812 AU ± 2.08e-08
Inclination (i)6.60224836° ± 1.25e-06
Long. of Asc. Node (Ω)356.42391059° ± 4.60e-06
Arg. of Perihelion (ω)313.51301298° ± 5.83e-06
Mean Anomaly (M)122.24517463° ± 6.84e-06
Mean Motion (n)0.3065120958°/day ± 4.38e-09
Perihelion dist (q)1.03202075 AU ± 1.63e-08
Aphelion dist (Q)3.32516862 AU ± 3.43e-08
Orbital Period3.21561954 yr ± 4.60e-08
Physical Parameters
H (abs. magnitude)19.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.197″
Uncertainty0
Orbit TypeAmor
MOID0.066953 AU
Observations Used480
Oppositions11
Arc Total2008-2024
First Observation Used2008-04-15
Last Observation Used2024-03-17
Observations (499)
Date Type RA Dec Mag Band Observatory
2021-10-26 05:49:20 C 00 47 32.07 +17 15 00.2 – V G96
2021-10-26 05:56:44 C 00 47 31.95 +17 14 59.9 – V G96
2021-10-26 06:04:07 C 00 47 31.80 +17 14 59.7 – V G96
2021-10-26 06:11:31 C 00 47 31.67 +17 14 59.8 – V G96
2021-10-26 10:14:38 C 00 47 28.33 +17 14 58.1 – V T08
2021-10-26 10:18:38 C 00 47 28.17 +17 14 58.1 – V T08
2021-10-26 10:26:37 C 00 47 28.11 +17 14 57.8 – V T08
2021-10-26 10:39:04 C 00 47 27.96 +17 14 57.7 – V T08
2021-10-26 10:42:23 C 00 47 27.85 +17 14 58.0 – V T08
2021-10-26 11:14:25 C 00 47 27.28 +17 14 56.5 – V T08
2021-10-26 11:21:43 C 00 47 27.22 +17 14 55.5 – V T08
2021-10-27 06:26:51 C 00 47 15.875 +17 14 28.73 – U F52
2021-10-27 06:42:19 C 00 47 15.641 +17 14 28.51 – U F52
2021-10-27 06:57:54 C 00 47 15.405 +17 14 28.31 – U F52
2021-10-28 09:44:24 C 00 46 59.31 +17 13 46.5 – V T05
2021-10-28 09:49:00 C 00 46 59.27 +17 13 45.7 – V T05
2021-10-28 09:56:21 C 00 46 59.15 +17 13 44.3 – V T05
2021-10-28 10:30:18 C 00 46 58.73 +17 13 44.4 – V T05
2021-10-30 05:12:08 C 00 46 42.12 +17 12 24.2 – U I41
2021-10-30 05:40:56 C 00 46 41.85 +17 12 23.4 – U I41
2021-10-30 07:08:13 C 00 46 41.00 +17 12 20.4 – U I41
2021-10-30 09:00:59 C 00 46 40.62 +17 12 21.3 – V T08
2021-10-30 09:41:29 C 00 46 40.19 +17 12 20.4 – V T08
2021-10-30 09:50:30 C 00 46 40.18 +17 12 19.6 – V T08
2021-10-30 10:03:12 C 00 46 40.00 +17 12 18.9 – V T08
2021-10-30 10:09:13 C 00 46 39.97 +17 12 18.5 – V T08
2021-10-30 10:22:52 C 00 46 39.82 +17 12 18.7 – V T08
2021-11-01 09:10:33 C 00 46 31.44 +17 10 47.7 – V T05
2021-11-01 09:14:43 C 00 46 31.45 +17 10 46.8 – V T05
2021-11-01 09:22:38 C 00 46 31.43 +17 10 46.2 – V T05
2021-11-01 09:39:47 C 00 46 31.26 +17 10 44.9 – V T05
2021-11-01 10:44:15 C 00 46 30.913 +17 10 43.34 – U F51
2021-11-01 11:01:54 C 00 46 30.822 +17 10 42.59 – U F51
2021-11-01 11:19:32 C 00 46 30.734 +17 10 41.77 – U F51
2021-11-01 11:37:13 C 00 46 30.649 +17 10 40.88 – U F51
2021-11-03 04:55:31 C 00 46 32.28 +17 09 17.5 – U I41
2021-11-03 06:09:36 C 00 46 32.08 +17 09 15.0 – U I41
2021-11-06 12:36:50 C 00 46 53.61 +17 06 52.5 – V D29
2021-11-06 13:27:45 C 00 46 53.76 +17 06 51.6 – V D29
2021-11-09 11:34:54 C 00 47 34.06 +17 05 11.0 – V D29
2021-11-09 11:55:16 C 00 47 34.23 +17 05 11.5 – V D29
2021-11-09 12:15:38 C 00 47 34.34 +17 05 11.0 – V D29
2021-11-27 08:30:19 C 00 57 33.723 +17 11 46.00 – U F51
2021-11-27 08:56:08 C 00 57 34.511 +17 11 47.42 – U F51
2021-11-27 09:15:44 C 00 57 35.117 +17 11 48.17 – U F51
2021-11-27 09:35:17 C 00 57 35.727 +17 11 49.17 – U F51
2024-03-17 11:46:42 C 12 27 16.533 -04 25 38.59 – X F51
2024-03-17 12:06:34 C 12 27 15.468 -04 25 35.18 – X F51
2024-03-17 12:26:31 C 12 27 14.422 -04 25 31.21 – X F51