2023 HQ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7974319419 ± 5.76e-08
Semi-major axis (a)3.3676253692 AU ± 8.95e-07
Inclination (i)67.24152764° ± 1.11e-05
Long. of Asc. Node (Ω)232.20385548° ± 5.05e-06
Arg. of Perihelion (ω)135.92606948° ± 5.74e-06
Mean Anomaly (M)127.65978289° ± 5.06e-05
Mean Motion (n)0.1594874879°/day ± 6.36e-08
Perihelion dist (q)0.68217333 AU ± 2.65e-07
Aphelion dist (Q)6.05307741 AU ± 1.62e-06
Orbital Period6.17995992 yr ± 2.46e-06
Physical Parameters
H (abs. magnitude)16.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.258″
Uncertainty0
Orbit TypeApollo
MOID0.198035 AU
Observations Used709
Oppositions8
Arc Total2015-2024
First Observation Used2015-06-08
Last Observation Used2024-02-19
Observations (734)
Date Type RA Dec Mag Band Observatory
2023-05-28 22:44:59 B 16 04 56.664 +23 29 37.97 V L65
2023-05-28 22:49:51 C 16 04 56.136 +23 29 49.20 V Z80
2023-05-29 03:46:42 C 16 04 19.80 +23 40 45.3 u H21
2023-05-29 03:50:45 C 16 04 19.29 +23 40 54.2 u H21
2023-05-29 03:54:47 C 16 04 18.78 +23 41 03.1 u H21
2023-05-29 03:58:50 C 16 04 18.28 +23 41 12.1 u H21
2023-05-29 04:02:52 C 16 04 17.77 +23 41 21.0 u H21
2023-05-29 04:06:14 C 16 04 17.35 +23 41 28.4 u H21
2023-05-29 10:28:12 C 16 03 29.885 +23 55 32.77 V T05
2023-05-29 10:32:21 C 16 03 29.359 +23 55 41.56 V T05
2023-05-29 10:40:08 C 16 03 28.363 +23 55 58.76 V T05
2023-05-29 11:33:10 C 16 03 21.650 +23 57 55.15 V T05
2023-05-29 23:32:51 B 16 01 52.154 +24 24 10.22 V L65
2023-05-29 23:47:02 B 16 01 50.323 +24 24 41.22 V L65
2023-05-29 23:59:22 B 16 01 48.804 +24 25 07.82 V L65
2023-05-30 00:01:24 C 16 01 48.499 +24 25 13.44 V A16
2023-05-30 00:22:31 C 16 01 45.818 +24 25 59.63 V A16
2023-05-30 00:43:37 C 16 01 43.138 +24 26 45.60 V A16
2023-05-30 01:04:41 C 16 01 40.447 +24 27 31.64 V A16
2023-05-30 07:46:55 C 16 00 50.000 +24 42 14.44 V 703
2023-05-30 07:48:42 C 16 00 49.741 +24 42 17.93 V 703
2023-05-30 07:50:28 C 16 00 49.514 +24 42 21.71 V 703
2023-05-30 07:52:14 C 16 00 49.295 +24 42 25.49 V 703
2023-05-30 21:20:00 B 15 59 07.171 +25 11 42.83 X K74
2023-05-30 21:26:04 B 15 59 06.410 +25 11 56.18 X K74
2023-05-30 21:32:09 B 15 59 05.609 +25 12 09.00 X K74
2023-05-30 21:38:13 B 15 59 04.843 +25 12 22.50 X K74
2023-05-30 21:57:22 B 15 59 02.342 +25 13 03.68 V L65
2023-05-30 22:07:02 B 15 59 01.129 +25 13 24.64 X B72
2023-05-30 22:10:06 B 15 59 00.701 +25 13 31.37 V L65
2023-05-30 22:11:07 B 15 59 00.562 +25 13 34.01 X B72
2023-05-30 22:15:12 B 15 59 00.074 +25 13 42.84 X B72
2023-05-30 22:22:52 B 15 58 59.057 +25 13 58.94 V L65
2023-05-31 06:51:50 C 15 57 53.770 +25 32 26.20 V 703
2023-05-31 06:53:39 C 15 57 53.536 +25 32 29.98 V 703
2023-05-31 06:57:13 C 15 57 53.204 +25 32 39.30 V 703
2023-05-31 21:33:02 B 15 56 00.181 +26 04 04.91 X B72
2023-05-31 21:37:07 B 15 55 59.663 +26 04 13.82 X B72
2023-05-31 21:41:12 B 15 55 59.137 +26 04 22.65 X B72
2023-05-31 22:08:18 C 15 55 55.601 +26 05 21.08 X Z43
2023-05-31 22:19:36 C 15 55 54.142 +26 05 45.28 X Z43
2023-05-31 22:32:21 C 15 55 52.426 +26 06 12.60 X Z43
2023-06-01 04:08:49 C 15 55 08.65 +26 18 16.7 u H21
2023-06-01 04:11:36 C 15 55 08.29 +26 18 22.7 u H21
2023-06-01 04:14:22 C 15 55 07.92 +26 18 28.8 u H21
2023-06-01 04:17:09 C 15 55 07.55 +26 18 34.8 u H21
2023-06-01 04:19:56 C 15 55 07.19 +26 18 40.4 u H21
2023-06-01 21:22:02 B 15 52 53.023 +26 55 01.11 X B72
2023-06-01 21:26:07 B 15 52 52.467 +26 55 09.87 X B72
2023-06-01 21:30:12 B 15 52 51.925 +26 55 18.62 X B72