2021 HA2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3643698910 ± 8.49e-05
Semi-major axis (a)1.0264284523 AU ± 4.06e-05
Inclination (i)2.30548447° ± 6.19e-04
Long. of Asc. Node (Ω)202.36851477° ± 6.07e-04
Arg. of Perihelion (ω)255.62788326° ± 6.89e-04
Mean Anomaly (M)218.20590928° ± 1.05e-01
Mean Motion (n)0.9478055624°/day ± 5.62e-05
Perihelion dist (q)0.65242883 AU ± 9.09e-05
Aphelion dist (Q)1.40042808 AU ± 1.03e-04
Orbital Period1.03990346 yr ± 6.16e-05
Physical Parameters
H (abs. magnitude)27.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.224″
Uncertainty3
Orbit TypeApollo
MOID0.002613 AU
Observations Used35
Oppositions1
Arc Total2021-2021
First Observation Used2021-04-19
Last Observation Used2021-04-21
Observations (37)
Date Type RA Dec Mag Band Observatory
2021-04-19 09:00:29 C 14 37 45.69 -02 20 30.9 V 703
2021-04-19 09:08:04 C 14 37 38.21 -02 20 24.9 V 703
2021-04-19 09:15:39 C 14 37 30.52 -02 20 17.2 V 703
2021-04-19 12:00:38 C 14 35 04.799 -02 16 40.37 U F52
2021-04-19 12:14:30 C 14 34 51.441 -02 16 28.04 U F52
2021-04-19 12:28:21 C 14 34 38.180 -02 16 15.49 V F52
2021-04-19 12:42:09 C 14 34 25.127 -02 16 03.08 V F52
2021-04-19 14:25:56 C 14 33 02.19 -02 08 18.9 V 474
2021-04-19 14:27:25 C 14 33 00.83 -02 08 17.4 V 474
2021-04-19 14:28:52 C 14 32 59.55 -02 08 16.6 V 474
2021-04-19 14:30:18 C 14 32 58.25 -02 08 15.3 V 474
2021-04-19 21:30:29 C 14 27 46.82 -02 11 14.1 V 033
2021-04-19 21:31:43 C 14 27 45.85 -02 11 13.1 V 033
2021-04-19 21:32:58 C 14 27 44.88 -02 11 12.2 V 033
2021-04-19 21:34:14 C 14 27 43.89 -02 11 11.4 V 033
2021-04-20 00:43:26 C 14 25 18.82 -02 08 30.5 V L01
2021-04-20 00:46:26 C 14 25 16.56 -02 08 28.4 V L01
2021-04-20 00:47:56 C 14 25 15.43 -02 08 27.7 V L01
2021-04-20 00:50:09 C 14 25 13.81 -02 08 25.9 V L01
2021-04-20 06:10:10 C 14 21 57.97 -02 03 51.4 o 691
2021-04-20 06:25:02 C 14 21 47.65 -02 03 41.7 o 691
2021-04-20 06:39:55 C 14 21 37.39 -02 03 32.5 o 691
2021-04-20 06:40:18 C 14 21 38.63 -02 03 42.8 V 654
2021-04-20 08:09:19 C 14 20 37.92 -02 02 46.9 V 654
2021-04-20 08:44:28 C 14 20 12.25 -02 02 16.0 V I52
2021-04-20 08:45:17 C 14 20 11.66 -02 02 15.6 V I52
2021-04-20 08:46:06 C 14 20 11.12 -02 02 15.0 V I52
2021-04-20 08:46:55 C 14 20 10.59 -02 02 14.6 V I52
2021-04-20 08:48:31 C 14 20 11.59 -02 02 22.3 V 654
2021-04-20 22:12:58 C 14 13 07.22 -01 55 49.4 V 033
2021-04-20 22:15:03 C 14 13 06.12 -01 55 48.7 V 033
2021-04-20 22:17:07 C 14 13 04.99 -01 55 47.6 V 033
2021-04-20 22:19:16 C 14 13 03.88 -01 55 46.3 V 033
2021-04-21 07:10:32 C 14 09 02.74 -01 50 37.1 V I52
2021-04-21 07:12:40 C 14 09 01.70 -01 50 36.2 V I52
2021-04-21 07:14:48 C 14 09 00.66 -01 50 35.4 V I52
2021-04-21 07:16:56 C 14 08 59.63 -01 50 34.3 V I52