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
2023-05-22 09:47:37 C 16 22 47.456 +17 39 37.73 V 703
2023-05-22 09:49:23 C 16 22 47.269 +17 39 42.16 V 703
2023-05-22 23:33:44 C 16 21 20.873 +18 10 18.91 V Z80
2023-05-22 23:45:54 C 16 21 19.558 +18 10 45.98 V Z80
2023-05-23 12:31:34 C 16 19 57.310 +18 39 21.89 V T05
2023-05-23 12:36:46 C 16 19 56.753 +18 39 33.34 V T05
2023-05-23 12:47:55 C 16 19 55.507 +18 39 58.86 V T05
2023-05-23 13:39:13 C 16 19 49.874 +18 41 52.69 V T05
2023-05-23 22:03:53 C 16 18 55.860 +19 00 37.62 V Z80
2023-05-23 22:16:02 C 16 18 54.473 +19 01 04.51 V Z80
2023-05-23 23:32:53 B 16 18 45.936 +19 03 56.81 V L65
2023-05-23 23:40:24 B 16 18 45.091 +19 04 13.66 V L65
2023-05-23 23:48:25 B 16 18 44.208 +19 04 31.37 V L65
2023-05-24 09:04:22 C 16 17 43.051 +19 25 17.72 V 703
2023-05-24 09:12:00 C 16 17 42.212 +19 25 35.26 V 703
2023-05-24 09:19:38 C 16 17 41.381 +19 25 52.36 V 703
2023-05-24 09:27:17 C 16 17 40.463 +19 26 09.46 V 703
2023-05-24 22:54:02 C 16 16 11.383 +19 56 12.48 X Z43
2023-05-24 23:08:18 C 16 16 09.744 +19 56 44.38 X Z43
2023-05-24 23:19:19 C 16 16 08.486 +19 57 09.11 X Z43
2023-05-25 10:00:02 C 16 14 56.078 +20 21 03.38 V U52
2023-05-25 10:04:14 C 16 14 55.606 +20 21 12.82 V U52
2023-05-25 10:08:23 C 16 14 55.111 +20 21 21.96 V U52
2023-05-25 22:16:26 B 16 13 32.633 +20 48 28.66 V L65
2023-05-25 22:29:20 B 16 13 31.104 +20 48 57.38 V L65
2023-05-25 22:38:31 C 16 13 30.122 +20 49 18.08 V Z80
2023-05-25 22:42:14 B 16 13 29.616 +20 49 26.18 V L65
2023-05-25 22:47:53 C 16 13 29.030 +20 49 39.11 V Z80
2023-05-25 22:57:15 C 16 13 27.912 +20 50 00.10 V Z80
2023-05-25 23:04:58 C 16 13 26.976 +20 50 17.84 X K87
2023-05-25 23:11:17 C 16 13 26.232 +20 50 32.03 X K87
2023-05-25 23:17:38 C 16 13 25.490 +20 50 45.78 X K87
2023-05-26 08:25:47 C 16 12 22.30 +21 11 10.4 V U55
2023-05-26 08:37:26 C 16 12 20.94 +21 11 36.5 V U55
2023-05-26 08:48:25 C 16 12 19.66 +21 12 01.0 V U55
2023-05-26 10:42:03 C 16 12 06.271 +21 16 15.13 V U52
2023-05-26 10:46:13 C 16 12 05.798 +21 16 24.71 V U52
2023-05-26 10:50:24 C 16 12 05.282 +21 16 33.89 V U52
2023-05-26 21:57:01 B 16 10 48.025 +21 41 20.33 X B72
2023-05-26 21:58:03 B 16 10 47.892 +21 41 22.45 Z K35
2023-05-26 22:01:07 B 16 10 47.532 +21 41 29.19 X B72
2023-05-26 22:03:17 B 16 10 47.268 +21 41 34.58 Z K35
2023-05-26 22:05:12 B 16 10 47.029 +21 41 38.41 X B72
2023-05-26 22:07:57 B 16 10 46.740 +21 41 44.56 Z K35
2023-05-26 22:12:06 B 16 10 46.236 +21 41 54.17 Z K35
2023-05-26 23:05:23 B 16 10 39.869 +21 43 52.39 V L65
2023-05-26 23:18:15 B 16 10 38.347 +21 44 21.16 V L65
2023-05-26 23:31:05 B 16 10 36.799 +21 44 49.60 V L65
2023-05-26 23:31:28 C 16 10 36.766 +21 44 51.14 X K87
2023-05-26 23:37:47 C 16 10 36.000 +21 45 05.44 X K87