2023 HP1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4981940892 ± 1.05e-05
Semi-major axis (a)1.8440152328 AU ± 3.47e-05
Inclination (i)4.50211253° ± 7.11e-05
Long. of Asc. Node (Ω)44.29235705° ± 1.89e-05
Arg. of Perihelion (ω)229.26186979° ± 1.30e-04
Mean Anomaly (M)351.03780197° ± 9.94e-03
Mean Motion (n)0.3936094528°/day ± 1.11e-05
Perihelion dist (q)0.92533774 AU ± 2.61e-05
Aphelion dist (Q)2.76269272 AU ± 5.55e-05
Orbital Period2.50407168 yr ± 7.08e-05
Physical Parameters
H (abs. magnitude)22.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-05
RMS Residual0.279″
Uncertainty1
Orbit TypeApollo
MOID0.009878 AU
Observations Used103
Oppositions1
Arc Total2023-2023
First Observation Used2023-04-16
Last Observation Used2023-09-17
Observations (109)
Date Type RA Dec Mag Band Observatory
2023-04-24 05:00:39 C 15 11 09.907 -09 23 46.54 V W68
2023-04-24 05:03:15 C 15 11 10.457 -09 23 50.50 V W68
2023-04-24 05:08:32 C 15 11 11.609 -09 24 00.97 V W68
2023-04-24 05:43:42 C 15 11 19.075 -09 25 05.92 V W68
2023-04-25 12:03:50 C 15 19 00.639 -10 26 33.70 X F52
2023-04-25 12:19:23 C 15 19 04.530 -10 27 06.94 X F52
2023-04-25 17:35:07 C 15 20 33.66 -10 38 51.9 V D29
2023-04-25 17:55:28 C 15 20 38.97 -10 39 36.6 V D29
2023-04-25 18:15:50 C 15 20 44.33 -10 40 21.6 V D29
2023-04-25 23:51:07 B 15 22 23.602 -10 53 16.37 X K74
2023-04-25 23:57:02 B 15 22 25.241 -10 53 29.65 X K74
2023-04-26 00:02:36 B 15 22 26.782 -10 53 42.83 X K74
2023-04-26 05:35:48 C 15 24 06.33 -11 04 53.1 V W94
2023-04-26 05:44:56 C 15 24 08.88 -11 05 14.4 V W94
2023-04-26 05:54:02 C 15 24 11.40 -11 05 36.2 V W94
2023-04-26 08:51:17 C 15 25 05.772 -11 14 05.96 V I52
2023-04-26 08:53:29 C 15 25 06.402 -11 14 11.18 V I52
2023-04-26 08:55:26 C 15 25 06.964 -11 14 16.04 V I52
2023-04-26 08:57:23 C 15 25 07.529 -11 14 20.65 V I52
2023-04-26 11:04:47 C 15 25 44.425 -11 19 24.89 V 703
2023-04-26 11:06:17 C 15 25 44.857 -11 19 29.82 V 703
2023-04-26 11:07:47 C 15 25 45.314 -11 19 32.66 V 703
2023-04-26 11:09:17 C 15 25 45.757 -11 19 36.23 V 703
2023-04-27 10:58:21 C 15 33 48.942 -12 21 33.88 V 703
2023-04-27 10:59:52 C 15 33 49.504 -12 21 37.30 V 703
2023-04-27 11:02:53 C 15 33 50.526 -12 21 44.06 V 703
2023-04-27 14:21:20 C 15 35 06.206 -12 28 53.69 V R65
2023-04-27 14:25:55 C 15 35 07.822 -12 29 07.08 V R65
2023-04-27 14:28:28 C 15 35 08.688 -12 29 13.74 V R65
2023-04-27 14:31:01 C 15 35 09.566 -12 29 21.26 V R65
2023-04-27 23:21:55 C 15 38 33.62 -12 57 31.3 X L18
2023-04-27 23:27:39 C 15 38 35.82 -12 57 48.1 X L18
2023-04-27 23:33:24 C 15 38 37.99 -12 58 06.2 X L18
2023-04-28 23:41:53 B 15 48 55.66 -14 14 59.8 Z M45
2023-04-28 23:46:58 B 15 48 57.83 -14 15 16.5 Z M45
2023-04-28 23:57:52 B 15 49 02.57 -14 15 53.9 Z M45
2023-04-29 00:02:06 B 15 49 04.44 -14 16 08.6 Z M45
2023-04-29 00:06:19 B 15 49 06.32 -14 16 22.9 Z M45
2023-04-29 00:57:23 B 15 49 28.77 -14 19 16.7 Z M45
2023-04-29 04:44:45 C 15 51 20.542 -14 30 06.34 V W68
2023-04-29 04:47:23 C 15 51 21.778 -14 30 15.05 V W68
2023-04-29 04:51:19 C 15 51 23.539 -14 30 29.34 V W68
2023-04-29 05:15:50 C 15 51 34.517 -14 31 55.88 V W68
2023-04-29 23:13:53 B 16 00 44.90 -15 40 38.9 Z M45
2023-04-29 23:32:27 B 16 00 54.52 -15 41 50.6 Z M45
2023-05-01 23:50:12 B 16 32 36.65 -19 15 20.7 Z M45
2023-05-01 23:52:28 B 16 32 38.39 -19 15 32.0 Z M45
2023-05-01 23:57:05 B 16 32 41.84 -19 15 55.3 Z M45
2023-05-02 00:03:10 B 16 32 46.43 -19 16 25.1 Z M45
2023-05-02 08:54:43 C 16 39 59.97 -20 00 54.9 V 691