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
2023-05-03 04:42:58 C 16 58 04.10 +02 07 40.5 u 807
2023-05-03 04:46:24 C 16 58 03.92 +02 07 46.5 u 807
2023-05-03 04:49:52 C 16 58 03.75 +02 07 52.5 u 807
2023-05-03 09:13:59 C 16 57 50.285 +02 15 19.80 V 703
2023-05-03 09:21:51 C 16 57 49.878 +02 15 32.33 V 703
2023-05-03 09:29:54 C 16 57 49.453 +02 15 47.09 V 703
2023-05-03 09:38:17 C 16 57 49.021 +02 16 01.63 V 703
2023-05-03 22:51:20 C 16 57 08.614 +02 39 06.48 V M22
2023-05-03 22:53:58 C 16 57 08.474 +02 39 09.90 V M22
2023-05-03 22:58:32 C 16 57 08.232 +02 39 18.18 V M22
2023-05-03 23:21:40 C 16 57 06.965 +02 39 58.90 V M22
2023-05-07 01:47:11 C 16 52 56.84 +04 54 00.1 X K83
2023-05-07 01:50:28 C 16 52 56.61 +04 54 06.2 X K83
2023-05-07 01:53:00 C 16 52 56.47 +04 54 11.2 X K83
2023-05-07 22:59:44 C 16 51 39.122 +05 33 43.13 V Z80
2023-05-07 23:16:48 C 16 51 38.033 +05 34 15.53 V Z80
2023-05-11 23:00:05 C 16 45 07.421 +08 41 27.31 V Z80
2023-05-11 23:09:26 C 16 45 06.734 +08 41 46.50 V Z80
2023-05-11 23:18:46 C 16 45 06.091 +08 42 04.90 V Z80
2023-05-12 22:16:00 C 16 43 22.718 +09 28 45.84 X G01
2023-05-12 22:21:06 C 16 43 22.330 +09 28 57.29 X G01
2023-05-12 23:22:24 C 16 43 17.566 +09 31 02.68 X G01
2023-05-13 00:23:44 C 16 43 12.763 +09 33 08.39 X G01
2023-05-13 22:50:50 B 16 41 27.56 +10 19 31.7 Z M45
2023-05-13 22:55:18 B 16 41 27.21 +10 19 41.1 Z M45
2023-05-13 23:02:32 B 16 41 26.63 +10 19 55.7 Z M45
2023-05-14 01:47:33 B 16 41 13.368 +10 25 36.70 V L65
2023-05-14 01:54:40 B 16 41 12.866 +10 25 51.67 V L65
2023-05-14 02:01:47 B 16 41 12.209 +10 26 06.04 V L65
2023-05-15 12:15:58 C 16 38 23.993 +11 38 03.95 V T05
2023-05-15 12:20:11 C 16 38 23.657 +11 38 12.84 V T05
2023-05-15 12:27:56 C 16 38 22.920 +11 38 29.47 V T05
2023-05-15 12:51:12 C 16 38 20.954 +11 39 19.26 V T05
2023-05-15 21:29:13 C 16 37 37.594 +11 57 35.10 V Z80
2023-05-15 21:38:24 C 16 37 36.768 +11 57 53.96 V Z80
2023-05-15 22:37:36 C 16 37 31.699 +12 00 00.40 X Z43
2023-05-15 22:53:11 C 16 37 30.372 +12 00 33.73 X Z43
2023-05-15 23:09:01 C 16 37 28.980 +12 01 07.32 X Z43
2023-05-16 21:58:27 C 16 35 30.158 +12 49 56.78 V Z80
2023-05-16 22:12:05 C 16 35 28.973 +12 50 26.66 V Z80
2023-05-17 07:02:21 C 16 34 41.849 +13 09 30.56 V U52
2023-05-17 07:04:27 C 16 34 41.676 +13 09 35.14 V U52
2023-05-17 07:06:30 C 16 34 41.525 +13 09 38.88 V U52
2023-05-18 00:51:01 B 16 33 04.944 +13 48 04.18 X K74
2023-05-18 00:55:03 B 16 33 04.572 +13 48 12.89 X K74
2023-05-18 00:59:05 B 16 33 04.202 +13 48 21.67 X K74
2023-05-18 01:03:07 B 16 33 03.821 +13 48 30.71 X K74
2023-05-18 01:07:11 B 16 33 03.437 +13 48 39.46 X K74
2023-05-18 01:11:13 B 16 33 03.070 +13 48 48.06 X K74
2023-05-18 07:53:17 C 16 32 26.316 +14 03 24.34 V U52