2017 HP3

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4162751024 ± 2.35e-08
Semi-major axis (a)1.4547938796 AU ± 9.10e-10
Inclination (i)23.74305770° ± 9.91e-06
Long. of Asc. Node (Ω)54.48844187° ± 6.67e-06
Arg. of Perihelion (ω)236.20647061° ± 8.09e-06
Mean Anomaly (M)286.63527497° ± 3.40e-06
Mean Motion (n)0.5617073131°/day ± 5.27e-10
Perihelion dist (q)0.84919941 AU ± 3.43e-08
Aphelion dist (Q)2.06038835 AU ± 3.43e-08
Orbital Period1.75469726 yr ± 1.65e-09
Physical Parameters
H (abs. magnitude)21.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.220″
Uncertainty0
Orbit TypeApollo
MOID0.028261 AU
Observations Used150
Oppositions3
Arc Total2017-2024
First Observation Used2017-04-22
Last Observation Used2024-12-02
Observations (165)
Date Type RA Dec Mag Band Observatory
2024-05-10 19:31:23 B 11 30 40.58 +54 13 31.1 X L76
2024-05-11 06:02:11 C 11 16 07.612 +53 43 11.78 V 703
2024-05-11 06:05:35 C 11 16 02.528 +53 42 59.98 V 703
2024-05-11 06:08:59 C 11 15 57.683 +53 42 48.42 V 703
2024-05-11 06:12:23 C 11 15 52.726 +53 42 36.00 V 703
2024-10-27 08:14:54 C 04 46 05.96 +14 04 07.5 V H21
2024-10-27 08:27:53 C 04 46 04.48 +14 04 20.4 V H21
2024-11-02 07:44:56 C 04 29 10.20 +16 29 25.8 V H21
2024-11-02 08:05:06 C 04 29 07.60 +16 29 46.2 V H21
2024-11-07 07:35:04 C 04 13 40.92 +18 25 14.1 V H21
2024-11-07 07:48:54 C 04 13 38.97 +18 25 26.4 V H21
2024-12-02 06:16:20 C 03 01 35.681 +25 04 19.24 V V00
2024-12-02 06:24:27 C 03 01 34.903 +25 04 22.62 V V00
2024-12-02 06:32:31 C 03 01 34.158 +25 04 26.00 V V00
2024-12-02 06:40:36 C 03 01 33.395 +25 04 29.03 V V00