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
2021-03-20 23:25:01 C 11 36 45.46 +19 18 12.5 V 204
2021-03-20 23:27:26 C 11 36 47.54 +19 21 34.2 V 204
2021-03-20 23:29:37 C 11 36 49.40 +19 24 36.0 V 204
2021-03-20 23:32:13 C 11 36 51.63 +19 28 13.9 V 204
2021-03-21 05:56:25 C 11 44 52.49 +29 10 07.1 U I41
2021-03-21 05:56:55 C 11 44 53.06 +29 10 54.2 U I41
2021-03-21 06:36:19 C 11 45 40.33 +30 15 11.0 U I41
2021-03-21 06:36:48 C 11 45 40.99 +30 16 00.5 U I41
2021-03-21 07:42:41 C 11 47 03.04 +32 04 51.6 U I41
2021-03-21 07:43:12 C 11 47 03.66 +32 05 41.0 U I41
2021-03-21 12:16:19 C 11 54 18.76 +39 55 52.2 V T08
2021-03-21 12:22:18 C 11 54 28.79 +40 06 15.0 V T08
2021-03-21 12:48:53 C 11 55 14.42 +40 52 21.7 V T08
2021-03-21 12:59:01 C 11 55 32.26 +41 09 57.5 V T08
2021-03-21 18:21:13 C 12 10 05.27 +50 30 47.1 V L18
2021-03-21 18:22:28 C 12 10 08.76 +50 33 00.9 V L18
2021-03-21 18:23:43 C 12 10 12.29 +50 35 14.1 V L18
2021-03-21 18:34:08 C 12 10 45.31 +50 51 44.8 V 033
2021-03-21 18:34:28 C 12 10 46.27 +50 52 20.6 V 033
2021-03-21 18:34:48 C 12 10 47.22 +50 52 55.7 V 033
2021-03-21 19:50:19 C 12 14 36.31 +53 07 40.0 V 595
2021-03-21 19:51:51 C 12 14 41.01 +53 10 22.1 V 595
2021-03-21 19:54:57 C 12 14 50.54 +53 15 48.6 V 595
2021-03-21 19:56:30 C 12 14 55.36 +53 18 33.1 V 595
2021-03-21 20:00:44 C 12 14 55.55 +53 26 38.0 V L18
2021-03-21 20:02:14 C 12 15 00.11 +53 29 15.6 V L18
2021-03-21 20:03:44 C 12 15 04.71 +53 31 52.8 V L18
2021-03-21 20:04:14 C 12 15 06.25 +53 32 45.2 V L18
2021-03-21 21:40:37 C 12 20 43.35 +56 17 03.9 V Z80
2021-03-21 21:41:14 C 12 20 20.51 +56 20 19.1 V L18
2021-03-21 21:42:29 C 12 20 24.79 +56 22 26.5 V L18
2021-03-21 21:43:44 C 12 20 29.17 +56 24 34.1 V L18
2021-03-21 21:45:36 C 12 21 00.97 +56 25 36.9 V Z80
2021-03-21 21:50:37 C 12 21 18.66 +56 34 09.9 V Z80
2025-03-18 04:16:52 C 11 28 25.59 -22 19 25.5 V W94
2025-03-18 04:25:58 C 11 28 28.02 -22 17 30.0 V W94
2025-03-18 04:34:57 C 11 28 30.40 -22 15 33.5 V W94
2025-03-18 20:54:27 C 11 35 23.530 -18 05 04.50 W 246
2025-03-18 20:54:37 C 11 35 23.554 -18 05 01.51 W 246
2025-03-18 20:54:46 C 11 35 23.642 -18 04 58.90 W 246
2025-03-18 20:54:56 C 11 35 23.697 -18 04 55.60 W 246
2025-03-18 20:55:06 C 11 35 23.793 -18 04 52.80 W 246
2025-03-18 20:55:15 C 11 35 23.851 -18 04 50.44 W 246
2025-03-18 20:55:25 C 11 35 23.896 -18 04 47.14 W 246
2025-03-18 21:03:16 C 11 35 27.195 -18 02 18.51 W 246
2025-03-18 21:03:26 C 11 35 27.265 -18 02 16.20 W 246
2025-03-18 21:03:35 C 11 35 27.307 -18 02 12.70 W 246
2025-03-18 21:03:45 C 11 35 27.410 -18 02 09.87 W 246
2025-03-18 21:03:54 C 11 35 27.506 -18 02 06.80 W 246
2025-03-18 22:24:17 C 11 36 05.806 -17 36 16.96 W J95