2021 FH1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3364515382 ± 1.91e-07
Semi-major axis (a)1.2113661809 AU ± 2.28e-09
Inclination (i)18.16444212° ± 1.67e-05
Long. of Asc. Node (Ω)179.53365473° ± 5.32e-07
Arg. of Perihelion (ω)79.15992785° ± 3.35e-05
Mean Anomaly (M)138.00438313° ± 6.79e-06
Mean Motion (n)0.7392632359°/day ± 2.09e-09
Perihelion dist (q)0.80380017 AU ± 2.31e-07
Aphelion dist (Q)1.61893220 AU ± 2.31e-07
Orbital Period1.33325483 yr ± 3.76e-09
Physical Parameters
H (abs. magnitude)25.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.373″
Uncertainty0
Orbit TypeApollo
MOID0.009918 AU
Observations Used192
Oppositions2
Arc Total2017-2025
First Observation Used2017-03-07
Last Observation Used2025-03-22
Observations (199)
Date Type RA Dec Mag Band Observatory
2021-03-19 21:34:41 C 11 20 16.78 -05 42 51.1 V 958
2021-03-19 21:38:33 C 11 20 17.57 -05 40 29.6 V I93
2021-03-19 21:39:09 C 11 20 12.39 -05 40 43.9 V 033
2021-03-19 21:39:38 C 11 20 12.55 -05 40 25.3 V 033
2021-03-19 21:40:07 C 11 20 12.71 -05 40 06.7 V 033
2021-03-19 21:42:47 C 11 20 18.93 -05 37 49.5 V I93
2021-03-19 21:47:08 C 11 20 20.35 -05 35 04.4 V I93
2021-03-19 21:53:02 C 11 20 16.63 -05 31 27.2 V L01
2021-03-19 21:54:16 C 11 20 17.02 -05 30 39.8 V L01
2021-03-19 21:56:45 C 11 20 17.81 -05 29 05.0 V L01
2021-03-19 21:57:59 C 11 20 18.19 -05 28 17.3 V L01
2021-03-19 21:59:21 C 11 20 22.68 -05 28 04.6 V Z99
2021-03-19 21:59:26 C 11 20 18.65 -05 27 22.2 V L01
2021-03-19 22:02:30 C 11 20 23.72 -05 26 04.9 V Z99
2021-03-19 22:05:26 C 11 20 24.74 -05 24 11.9 V Z99
2021-03-19 22:16:46 C 11 20 29.02 -05 16 46.7 V Z80
2021-03-19 22:21:51 C 11 20 30.69 -05 13 30.0 V Z80
2021-03-19 22:26:51 C 11 20 32.36 -05 10 16.5 V Z80
2021-03-19 23:17:11 C 11 20 50.32 -04 37 02.0 V Z43
2021-03-19 23:22:13 C 11 20 52.02 -04 33 40.8 V Z43
2021-03-19 23:30:08 C 11 20 49.89 -04 28 07.7 V 203
2021-03-19 23:33:06 C 11 20 50.87 -04 26 08.2 V 203
2021-03-19 23:37:52 C 11 20 52.44 -04 22 56.8 V 203
2021-03-19 23:44:54 C 11 20 58.85 -04 18 45.2 V Z80
2021-03-19 23:49:04 C 11 21 00.30 -04 15 57.0 V Z80
2021-03-19 23:52:59 C 11 21 01.68 -04 13 18.6 V Z80
2021-03-20 01:21:00 C 11 21 28.64 -03 11 48.0 V 204
2021-03-20 01:26:48 C 11 21 30.80 -03 07 40.8 V 204
2021-03-20 01:32:43 C 11 21 33.01 -03 03 28.1 V 204
2021-03-20 01:38:44 C 11 21 58.87 -02 49 55.1 q Y00
2021-03-20 01:44:49 C 11 22 00.83 -02 45 33.8 q Y00
2021-03-20 01:45:52 C 11 22 01.18 -02 44 47.7 q Y00
2021-03-20 01:47:55 C 11 22 01.80 -02 43 18.8 q Y00
2021-03-20 01:48:50 C 11 22 02.11 -02 42 40.2 q Y00
2021-03-20 02:21:02 C 11 22 33.69 -02 27 46.7 q 734
2021-03-20 02:23:25 C 11 22 34.69 -02 26 01.3 q 734
2021-03-20 02:25:48 C 11 22 35.64 -02 24 17.6 q 734
2021-03-20 02:28:11 C 11 22 36.64 -02 22 32.0 q 734
2021-03-20 02:30:34 C 11 22 37.62 -02 20 47.0 q 734
2021-03-20 03:06:25 C 11 22 51.97 -01 54 15.7 q H36
2021-03-20 03:11:19 C 11 22 53.90 -01 50 35.1 q H36
2021-03-20 03:19:13 C 11 22 57.04 -01 44 39.7 q H36
2021-03-20 03:28:43 C 11 23 08.01 -01 36 40.3 V I52
2021-03-20 03:29:51 C 11 23 08.46 -01 35 48.7 V I52
2021-03-20 03:31:00 C 11 23 08.94 -01 34 56.9 V I52
2021-03-20 04:20:08 C 11 23 17.27 -00 58 10.4 u H21
2021-03-20 04:21:16 C 11 23 17.71 -00 57 17.8 u H21
2021-03-20 04:22:24 C 11 23 18.15 -00 56 25.1 u H21
2021-03-20 04:24:29 C 11 23 18.96 -00 54 47.8 u H21
2021-03-20 23:22:35 C 11 36 43.39 +19 14 49.1 V 204