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
2023-04-16 17:09:04 C 14 42 23.91 -05 45 32.5 V D29
2023-04-16 17:29:26 C 14 42 25.89 -05 45 48.0 V D29
2023-04-16 17:49:48 C 14 42 27.88 -05 46 04.5 V D29
2023-04-17 18:04:41 C 14 45 16.40 -06 06 17.7 V O49
2023-04-17 18:09:44 C 14 45 16.92 -06 06 22.1 V O49
2023-04-17 18:14:45 C 14 45 17.45 -06 06 26.4 V O49
2023-04-18 03:59:18 C 14 46 30.52 -06 14 15.2 u 807
2023-04-18 04:06:23 C 14 46 31.31 -06 14 21.6 u 807
2023-04-18 04:13:28 C 14 46 32.10 -06 14 28.3 u 807
2023-04-18 08:30:01 C 14 47 02.857 -06 19 29.86 V G96
2023-04-18 08:37:24 C 14 47 03.678 -06 19 36.88 V G96
2023-04-18 08:44:49 C 14 47 04.502 -06 19 44.15 V G96
2023-04-18 08:52:13 C 14 47 05.327 -06 19 50.63 V G96
2023-04-18 09:00:59 C 14 47 05.53 -06 20 03.8 q H36
2023-04-18 09:18:52 C 14 47 07.60 -06 20 20.3 q H36
2023-04-18 09:36:45 C 14 47 09.68 -06 20 36.4 q H36
2023-04-18 23:03:57 C 14 48 58.12 -06 33 45.7 X 958
2023-04-18 23:12:14 C 14 48 59.09 -06 33 53.2 X 958
2023-04-18 23:20:31 C 14 49 00.13 -06 34 02.3 X 958
2023-04-19 00:27:13 C 14 49 07.70 -06 35 10.8 V 204
2023-04-19 00:43:28 C 14 49 09.68 -06 35 27.2 V 204
2023-04-19 05:31:39 C 14 49 50.14 -06 40 16.0 u H21
2023-04-19 05:35:41 C 14 49 50.64 -06 40 20.3 u H21
2023-04-19 05:43:44 C 14 49 51.65 -06 40 28.4 u H21
2023-04-19 05:50:02 C 14 49 52.42 -06 40 35.0 u H21
2023-04-19 08:49:57 C 14 50 15.911 -06 43 36.37 V G96
2023-04-19 08:56:46 C 14 50 16.742 -06 43 43.25 V G96
2023-04-19 09:03:36 C 14 50 17.581 -06 43 50.48 V G96
2023-04-19 09:10:25 C 14 50 18.424 -06 43 57.58 V G96
2023-04-20 09:35:42 C 14 53 51.565 -07 11 00.13 V 703
2023-04-20 09:43:20 C 14 53 52.566 -07 11 07.15 V 703
2023-04-20 09:50:58 C 14 53 53.689 -07 11 16.94 V 703
2023-04-20 09:58:37 C 14 53 54.722 -07 11 25.94 V 703
2023-04-21 09:55:29 C 14 57 46.379 -07 41 08.20 V 703
2023-04-21 10:03:06 C 14 57 47.606 -07 41 17.12 V 703
2023-04-21 10:10:44 C 14 57 48.758 -07 41 27.92 V 703
2023-04-21 10:18:23 C 14 57 49.939 -07 41 37.79 V 703
2023-04-21 23:19:36 C 15 00 09.68 -07 59 26.1 X C95
2023-04-21 23:40:07 C 15 00 13.24 -07 59 54.9 X C95
2023-04-23 04:54:54 C 15 05 52.298 -08 42 25.34 V W68
2023-04-23 04:59:27 C 15 05 53.158 -08 42 32.90 V W68
2023-04-23 05:37:30 C 15 06 00.250 -08 43 35.08 V W68
2023-04-23 06:17:37 C 15 06 07.781 -08 44 39.80 V W68
2023-04-23 08:41:47 C 15 06 38.322 -08 49 58.62 V I52
2023-04-23 08:44:24 C 15 06 38.808 -08 50 02.72 V I52
2023-04-23 08:49:32 C 15 06 39.805 -08 50 11.29 V I52
2023-04-23 08:51:44 C 15 06 40.230 -08 50 14.42 V I52
2023-04-24 01:42:50 C 15 10 23.743 -09 19 10.96 V G40
2023-04-24 02:13:48 C 15 10 30.170 -09 20 06.58 V G40
2023-04-24 02:43:28 C 15 10 36.353 -09 20 59.68 V G40