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
2025-03-18 22:28:07 C 11 36 07.476 -17 35 01.43 W J95
2025-03-18 22:31:58 C 11 36 09.187 -17 33 45.79 W J95
2025-03-19 05:38:55 C 11 40 08.818 -14 57 07.90 U I41
2025-03-19 05:39:25 C 11 40 08.993 -14 56 56.01 U I41
2025-03-19 07:41:48 C 11 41 08.761 -14 06 28.76 V 703
2025-03-19 07:48:23 C 11 41 12.170 -14 03 41.44 V 703
2025-03-19 07:51:40 C 11 41 13.830 -14 02 16.37 V 703
2025-03-19 09:43:30 C 11 42 16.581 -13 13 04.55 U I41
2025-03-19 09:44:00 C 11 42 16.825 -13 12 50.52 U I41
2025-03-19 21:12:13 B 11 51 22.76 -07 03 09.0 X L99
2025-03-19 21:14:43 B 11 51 24.75 -07 01 33.1 X L99
2025-03-19 21:17:13 B 11 51 26.79 -06 59 55.5 X L99
2025-03-19 21:17:28 C 11 51 28.69 -06 59 37.6 X L18
2025-03-19 21:18:33 C 11 51 29.54 -06 58 55.8 X L18
2025-03-19 21:19:37 C 11 51 30.37 -06 58 14.4 X L18
2025-03-19 21:20:40 C 11 51 31.24 -06 57 34.2 X L18
2025-03-19 21:32:26 B 11 51 47.880 -06 49 25.54 V 160
2025-03-19 21:38:07 B 11 51 52.476 -06 45 44.03 V 160
2025-03-19 21:44:21 B 11 51 57.535 -06 41 41.06 V 160
2025-03-19 21:51:04 B 11 52 02.273 -06 37 49.62 X K87
2025-03-19 21:54:01 B 11 52 04.702 -06 35 53.48 X K87
2025-03-19 21:56:58 B 11 52 07.133 -06 33 57.38 X K87
2025-03-19 22:40:02 C 11 52 37.84 -06 05 13.5 V M32
2025-03-19 22:40:30 C 11 52 38.19 -06 04 53.8 V M32
2025-03-19 22:42:12 C 11 52 39.69 -06 03 44.6 V M32
2025-03-19 22:43:01 C 11 52 40.35 -06 03 12.6 V M32
2025-03-19 22:43:34 C 11 52 40.78 -06 02 50.2 V M32
2025-03-19 22:44:11 C 11 52 41.27 -06 02 24.6 V M32
2025-03-20 19:30:40 C 12 21 20.369 +14 07 43.97 V L54
2025-03-20 20:46:25 C 12 23 42.33 +15 49 58.6 V M32
2025-03-20 20:54:35 C 12 23 58.15 +16 01 16.4 V M32
2025-03-20 20:58:43 C 12 24 06.16 +16 07 00.0 V M32
2025-03-20 21:05:17 B 12 24 28.075 +16 14 59.68 W Z80
2025-03-20 21:13:26 B 12 24 44.482 +16 26 23.86 W Z80
2025-03-20 21:52:37 B 12 25 58.826 +17 21 42.98 V L65
2025-03-20 21:53:54 B 12 26 01.435 +17 23 31.56 V L65
2025-03-20 22:00:37 B 12 26 15.156 +17 33 07.63 V L65
2025-03-20 22:01:54 B 12 26 17.774 +17 34 57.32 V L65
2025-03-20 22:08:38 B 12 26 31.579 +17 44 35.48 V L65
2025-03-20 22:09:55 B 12 26 34.231 +17 46 25.93 V L65
2025-03-20 22:36:59 B 12 27 30.446 +18 26 07.44 X K87
2025-03-20 22:38:48 B 12 27 34.298 +18 28 47.28 X K87
2025-03-20 22:40:35 C 12 27 30.336 +18 32 17.20 V L54
2025-03-20 22:40:40 B 12 27 38.158 +18 31 28.45 X K87
2025-03-21 02:11:49 C 12 35 25.325 +23 50 46.90 V L54
2025-03-22 00:42:38 B 14 29 05.395 +60 20 05.21 V L65
2025-03-22 00:56:57 B 14 31 10.020 +60 38 19.61 V L65
2025-03-22 01:11:54 B 14 33 21.972 +60 57 07.27 V L65
2025-03-22 01:26:55 B 14 35 36.264 +61 15 42.73 V L65