2021 HV1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8902360194 ± 5.97e-08
Semi-major axis (a)2.5400243615 AU ± 4.39e-09
Inclination (i)21.09861602° ± 1.62e-05
Long. of Asc. Node (Ω)48.84433389° ± 6.30e-06
Arg. of Perihelion (ω)42.48101217° ± 1.65e-05
Mean Anomaly (M)58.72334055° ± 1.54e-06
Mean Motion (n)0.2434756047°/day ± 6.31e-10
Perihelion dist (q)0.27880318 AU ± 1.52e-07
Aphelion dist (Q)4.80124554 AU ± 1.52e-07
Orbital Period4.04815211 yr ± 1.05e-08
Physical Parameters
H (abs. magnitude)19.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.212″
Uncertainty0
Orbit TypeApollo
MOID0.093127 AU
Observations Used235
Oppositions9
Arc Total2013-2025
First Observation Used2013-06-01
Last Observation Used2025-05-20
Observations (248)
Date Type RA Dec Mag Band Observatory
2021-05-03 21:22:38 C 14 56 21.71 -07 15 15.5 V L18
2021-05-03 21:27:56 C 14 56 20.02 -07 15 23.3 V L18
2021-05-03 21:33:14 C 14 56 18.40 -07 15 30.3 V L18
2021-05-03 21:34:01 C 14 56 18.51 -07 15 30.0 V B67
2021-05-03 21:38:32 C 14 56 16.69 -07 15 36.7 V L18
2021-05-03 21:42:13 C 14 56 15.99 -07 15 39.7 V B67
2021-05-03 21:50:25 C 14 56 13.44 -07 15 51.9 V B67
2021-05-03 21:58:38 C 14 56 10.89 -07 16 02.6 V B67
2021-05-04 09:20:02 C 14 52 46.60 -07 30 31.4 V 703
2021-05-04 09:27:04 C 14 52 44.64 -07 30 40.0 V 703
2021-05-04 09:33:38 C 14 52 43.94 -07 30 43.5 V T05
2021-05-04 09:34:05 C 14 52 42.52 -07 30 49.2 V 703
2021-05-04 09:38:16 C 14 52 42.56 -07 30 49.6 V T05
2021-05-04 09:41:07 C 14 52 40.42 -07 30 57.9 V 703
2021-05-04 09:42:13 C 14 52 41.37 -07 30 54.9 V T05
2021-05-04 10:29:55 C 14 52 27.18 -07 31 54.6 V T05
2021-05-04 11:28:37 C 14 52 09.741 -07 33 07.01 V F51
2021-05-04 11:32:35 C 14 52 08.568 -07 33 11.89 V F51
2021-05-05 04:49:52 C 14 47 21.06 -07 53 54.4 V I52
2021-05-05 04:53:30 C 14 47 19.98 -07 53 59.9 V I52
2021-05-05 15:24:59 C 14 44 32.80 -08 05 49.9 q D29
2021-05-05 15:45:21 C 14 44 27.39 -08 06 12.3 q D29
2021-05-06 08:53:04 C 14 40 10.48 -08 24 21.7 V I52
2021-05-06 08:55:51 C 14 40 09.80 -08 24 24.5 V I52
2021-05-06 08:58:38 C 14 40 09.10 -08 24 27.5 V I52
2021-05-06 09:01:20 C 14 40 08.43 -08 24 30.1 V I52
2021-05-07 05:27:29 C 14 35 25.78 -08 44 33.3 V I52
2021-05-07 05:31:11 C 14 35 24.94 -08 44 37.2 V I52
2021-05-07 05:32:17 C 14 35 24.71 -08 44 38.5 V I52
2021-05-07 05:34:36 C 14 35 24.19 -08 44 42.1 V I52
2021-05-08 00:09:08 C 14 31 23.98 -09 01 37.2 V K87
2021-05-08 00:12:15 C 14 31 23.32 -09 01 40.2 V K87
2021-05-08 00:15:20 C 14 31 22.67 -09 01 42.9 V K87
2021-05-08 09:09:01 C 14 29 34.73 -09 09 13.8 V T05
2021-05-08 09:11:40 C 14 29 34.20 -09 09 16.0 V T05
2021-05-08 09:15:39 C 14 29 33.35 -09 09 19.6 V T05
2021-05-08 09:22:54 C 14 29 31.87 -09 09 26.1 V T05
2021-05-08 22:44:26 C 14 26 55.29 -09 20 36.0 V K87
2021-05-08 22:48:39 C 14 26 54.46 -09 20 39.4 V K87
2021-05-08 22:52:52 C 14 26 53.66 -09 20 42.5 V K87
2021-05-09 21:53:05 C 14 22 42.45 -09 38 27.0 o K88
2021-05-09 21:54:02 C 14 22 42.25 -09 38 27.4 o K88
2021-05-09 21:54:59 C 14 22 42.06 -09 38 28.1 o K88
2021-05-11 07:36:49 C 14 17 10.27 -10 01 57.3 V G96
2021-05-11 07:43:35 C 14 17 09.19 -10 02 01.7 V G96
2021-05-11 07:50:22 C 14 17 08.12 -10 02 06.1 V G96
2021-05-11 07:57:12 C 14 17 07.03 -10 02 10.9 V G96
2021-05-12 04:50:13 C 14 14 02.41 -10 15 29.4 V I52
2021-05-12 04:51:39 C 14 14 02.22 -10 15 29.9 V I52
2021-05-12 04:53:05 C 14 14 01.99 -10 15 31.1 V I52