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
2023-04-21 09:42:18 C 17 08 21.02 -04 59 22.4 q 734
2023-04-22 15:03:56 C 17 07 36.916 -04 20 24.78 V T12
2023-04-22 15:04:32 C 17 07 36.898 -04 20 23.96 V T12
2023-04-22 15:05:11 C 17 07 36.878 -04 20 23.12 V T12
2023-04-22 15:05:51 C 17 07 36.861 -04 20 22.26 V T12
2023-04-23 03:46:47 C 17 07 16.75 -04 03 12.1 V J22
2023-04-23 03:50:34 C 17 07 16.67 -04 03 06.6 V J22
2023-04-23 03:54:20 C 17 07 16.57 -04 03 01.5 V J22
2023-04-23 08:50:17 C 17 07 08.504 -03 56 17.20 V I52
2023-04-23 08:57:15 C 17 07 08.321 -03 56 08.16 V I52
2023-04-23 09:05:02 C 17 07 08.065 -03 55 57.29 V I52
2023-04-23 09:09:29 C 17 07 07.950 -03 55 50.99 V I52
2023-04-23 17:47:56 C 17 06 53.18 -03 43 50.2 V Q62
2023-04-23 17:52:42 C 17 06 53.05 -03 43 43.8 V Q62
2023-04-23 17:57:27 C 17 06 52.91 -03 43 37.4 V Q62
2023-04-24 00:24:40 C 17 06 42.058 -03 34 46.20 Z L34
2023-04-24 01:52:41 C 17 06 39.403 -03 32 44.48 Z L34
2023-04-25 10:36:12 C 17 05 39.260 -02 46 19.24 V I52
2023-04-25 10:44:18 C 17 05 38.987 -02 46 07.57 V I52
2023-04-25 11:06:27 C 17 05 38.245 -02 45 35.71 V I52
2023-04-25 11:34:37 C 17 05 37.313 -02 44 55.36 V I52
2023-04-26 00:44:32 B 17 05 11.712 -02 25 49.26 X K74
2023-04-26 00:46:42 C 17 05 11.71 -02 25 45.8 X C95
2023-04-26 00:53:07 B 17 05 11.383 -02 25 36.70 X K74
2023-04-26 00:59:30 C 17 05 11.22 -02 25 26.3 X C95
2023-04-26 01:01:13 B 17 05 11.095 -02 25 24.71 X K74
2023-04-26 01:10:02 C 17 05 10.82 -02 25 11.7 X C95
2023-04-27 00:58:10 C 17 04 21.67 -01 49 58.4 V 204
2023-04-27 01:14:24 C 17 04 21.10 -01 49 33.7 V 204
2023-04-27 10:03:15 C 17 04 02.010 -01 36 17.24 V I52
2023-04-27 10:12:12 C 17 04 01.700 -01 36 03.71 V I52
2023-04-27 10:20:48 C 17 04 01.366 -01 35 50.93 V I52
2023-04-29 06:13:11 C 17 02 20.347 -00 28 00.48 V W68
2023-04-29 06:15:48 C 17 02 20.138 -00 27 56.30 V W68
2023-04-29 06:21:01 C 17 02 19.956 -00 27 47.56 V W68
2023-04-29 06:43:26 C 17 02 19.116 -00 27 12.35 V W68
2023-04-29 10:36:21 C 17 02 09.409 -00 21 11.84 V G96
2023-04-29 10:51:22 C 17 02 08.761 -00 20 48.05 V G96
2023-04-29 10:58:53 C 17 02 08.444 -00 20 36.17 V G96
2023-04-29 23:11:39 C 17 01 38.244 -00 01 09.44 Z L34
2023-04-30 00:48:28 C 17 01 34.082 +00 01 25.68 Z L34
2023-04-30 18:15:51 C 17 00 48.77 +00 29 40.2 V D29
2023-04-30 18:36:13 C 17 00 47.85 +00 30 13.1 V D29
2023-04-30 18:56:35 C 17 00 46.91 +00 30 46.4 V D29
2023-05-01 17:17:34 C 16 59 46.40 +01 07 36.4 V D29
2023-05-01 17:40:07 C 16 59 45.32 +01 08 14.2 V D29
2023-05-01 18:02:40 C 16 59 44.22 +01 08 51.5 V D29
2023-05-02 07:08:25 C 16 59 07.26 +01 30 48.2 u H21
2023-05-02 07:12:27 C 16 59 07.06 +01 30 55.0 u H21
2023-05-02 07:30:34 C 16 59 06.28 +01 31 25.3 u H21