2021 QH2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2851583247 ± 6.09e-07
Semi-major axis (a)1.0045772410 AU ± 3.16e-08
Inclination (i)10.32019090° ± 2.52e-05
Long. of Asc. Node (Ω)333.71525647° ± 7.18e-06
Arg. of Perihelion (ω)132.62824637° ± 3.90e-05
Mean Anomaly (M)331.99433249° ± 6.14e-05
Mean Motion (n)0.9788976228°/day ± 4.62e-08
Perihelion dist (q)0.71811368 AU ± 6.12e-07
Aphelion dist (Q)1.29104080 AU ± 6.13e-07
Orbital Period1.00687371 yr ± 4.75e-08
NGA Modelr2
A28.09573195e-13 ± 1.45e-13 AU/d²
Physical Parameters
H (abs. magnitude)25.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.176″
Uncertainty0
Orbit TypeApollo
MOID0.069041 AU
Observations Used36
Oppositions1
Arc Total2019-2022
First Observation Used2019-09-06
Last Observation Used2022-08-28
Observations (38)
Date Type RA Dec Mag Band Observatory
2019-09-06 09:07:34 C 00 24 43.840 +30 57 35.88 V F51
2019-09-06 09:19:59 C 00 24 42.005 +30 59 04.54 V F51
2019-09-06 09:44:47 C 00 24 38.307 +31 02 00.60 V F51
2019-09-07 10:33:05 C 00 21 13.889 +34 02 25.55 V F51
2020-08-22 11:08:52 C 00 03 37.481 -00 06 50.82 V F51
2020-08-22 11:26:47 C 00 03 35.747 -00 06 13.86 V F51
2021-08-16 12:11:53 C 23 41 22.724 -09 50 55.56 V F51
2021-08-16 12:28:03 C 23 41 21.018 -09 50 38.87 V F51
2021-08-16 12:44:11 C 23 41 19.324 -09 50 22.37 V F51
2021-08-16 13:00:24 C 23 41 17.570 -09 50 05.54 V F51
2021-08-17 11:31:52 C 23 39 07.724 -09 26 09.30 V F51
2021-08-17 11:40:43 C 23 39 06.710 -09 25 59.54 V F51
2021-08-17 11:49:33 C 23 39 05.712 -09 25 50.12 V F51
2021-08-17 11:58:21 C 23 39 04.708 -09 25 40.35 V F51
2021-08-30 09:31:30 C 22 45 36.260 -00 47 28.08 U F51
2021-08-30 09:48:36 C 22 45 31.368 -00 46 46.20 U F51
2021-08-30 10:05:48 C 22 45 26.444 -00 46 04.24 U F51
2021-08-30 12:57:48 C 22 44 37.157 -00 39 00.87 V F51
2021-08-30 12:58:43 C 22 44 36.871 -00 38 58.37 V F51
2021-08-30 13:03:18 C 22 44 35.564 -00 38 46.95 V F51
2021-08-30 23:30:46 C 22 41 47.55 -00 13 02.9 V L01
2021-08-30 23:37:31 C 22 41 45.50 -00 12 46.1 V L01
2021-08-30 23:44:21 C 22 41 43.53 -00 12 28.7 V L01
2021-08-30 23:50:37 C 22 41 41.64 -00 12 13.5 V L01
2021-08-31 23:09:09 C 22 35 03.31 +00 48 33.8 V 033
2021-08-31 23:12:03 C 22 35 02.40 +00 48 41.3 V 033
2021-08-31 23:14:58 C 22 35 01.51 +00 48 49.2 V 033
2021-09-09 08:12:14 C 21 18 51.79 +11 46 32.9 o 291
2021-09-09 08:17:57 C 21 18 49.03 +11 46 53.6 o 291
2021-09-09 08:23:40 C 21 18 46.31 +11 47 14.5 o 291
2022-08-18 10:36:48 C 23 00 54.645 -15 03 58.82 V F51
2022-08-18 10:54:45 C 23 00 51.463 -15 03 45.87 V F51
2022-08-18 11:30:42 C 23 00 45.099 -15 03 18.11 V F51
2022-08-22 10:26:36 C 22 43 18.454 -13 39 04.62 V F51
2022-08-22 10:44:33 C 22 43 14.442 -13 38 46.42 V F51
2022-08-28 09:42:23 C 22 08 42.152 -10 38 04.13 U F52
2022-08-28 10:01:48 C 22 08 36.399 -10 37 34.30 U F52
2022-08-28 10:21:14 C 22 08 30.653 -10 37 04.53 U F52