2017 HP49

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4366100892 ± 5.58e-06
Semi-major axis (a)1.6919854597 AU ± 1.57e-05
Inclination (i)6.12359440° ± 5.52e-05
Long. of Asc. Node (Ω)76.17891701° ± 4.54e-05
Arg. of Perihelion (ω)214.15608054° ± 5.05e-05
Mean Anomaly (M)292.30413665° ± 1.92e-02
Mean Motion (n)0.4478342823°/day ± 6.22e-06
Perihelion dist (q)0.95324754 AU ± 1.29e-05
Aphelion dist (Q)2.43072338 AU ± 2.44e-05
Orbital Period2.20087278 yr ± 3.06e-05
Physical Parameters
H (abs. magnitude)22.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.308″
Uncertainty2
Orbit TypeApollo
MOID0.004759 AU
Observations Used54
Oppositions1
Arc Total2017-2017
First Observation Used2017-04-27
Last Observation Used2017-10-29
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-04-27 12:42:20 C 16 14 29.304 -00 12 08.49 L F51
2017-04-27 13:00:33 C 16 14 31.215 -00 12 05.63 L F51
2017-04-27 13:36:49 C 16 14 35.023 -00 11 59.55 L F51
2017-04-28 10:03:00 C 16 17 03.150 -00 08 43.74 U 568
2017-04-28 10:04:25 C 16 17 03.307 -00 08 43.54 U 568
2017-04-28 10:05:51 C 16 17 03.468 -00 08 43.31 U 568
2017-04-30 09:19:38 C 16 23 03.84 -00 01 57.0 o 926
2017-04-30 09:30:53 C 16 23 05.23 -00 01 55.4 o 926
2017-04-30 09:42:17 C 16 23 06.62 -00 01 53.7 o 926
2017-04-30 10:22:52 C 16 23 11.66 -00 01 49.4 q I52
2017-04-30 10:29:16 C 16 23 12.47 -00 01 48.9 q I52
2017-04-30 10:35:59 C 16 23 13.28 -00 01 47.5 q I52
2017-04-30 10:37:50 C 16 23 13.53 -00 01 47.4 q I52
2017-05-01 00:19:35 C 16 25 07.50 -00 00 10.3 S 033
2017-05-01 00:22:54 C 16 25 07.93 -00 00 10.2 S 033
2017-05-01 00:26:13 C 16 25 08.36 -00 00 09.5 S 033
2017-05-01 01:18:33 C 16 25 15.21 -00 00 02.6 S 033
2017-05-01 01:21:51 C 16 25 15.64 -00 00 02.5 S 033
2017-05-01 01:25:10 C 16 25 16.10 -00 00 02.5 S 033
2017-05-01 01:28:30 C 16 25 16.49 -00 00 02.0 S 033
2017-05-01 07:54:27 C 16 26 11.95 +00 00 58.3 q I52
2017-05-01 08:00:04 C 16 26 12.67 +00 00 59.0 q I52
2017-05-01 08:05:42 C 16 26 13.43 +00 00 59.9 q I52
2017-05-01 08:11:20 C 16 26 14.19 +00 01 00.9 q I52
2017-05-01 09:47:32 C 16 26 26.76 +00 01 12.9 o 691
2017-05-01 09:58:14 C 16 26 28.10 +00 01 14.9 o 926
2017-05-01 10:02:21 C 16 26 28.65 +00 01 15.1 o 691
2017-05-01 10:10:46 C 16 26 29.75 +00 01 16.5 o 926
2017-05-01 10:17:11 C 16 26 30.62 +00 01 17.4 o 691
2017-05-01 10:27:41 C 16 26 31.97 +00 01 18.6 o 926
2017-05-02 09:17:47 C 16 29 53.88 +00 03 58.6 o 691
2017-05-02 09:26:21 C 16 29 55.00 +00 03 57.6 q I52
2017-05-02 09:26:59 C 16 29 55.15 +00 03 59.6 o 691
2017-05-02 09:27:56 C 16 29 55.24 +00 03 58.9 q I52
2017-05-02 09:29:49 C 16 29 55.61 +00 03 59.5 q I52
2017-05-02 09:34:02 C 16 29 56.48 +00 04 02.6 q I52
2017-05-02 09:36:12 C 16 29 56.45 +00 04 00.8 o 691
2017-05-04 10:55:04 C 16 37 52.36 +00 08 42.6 o 691
2017-05-04 11:08:04 C 16 37 54.42 +00 08 42.4 o 691
2017-05-04 11:21:06 C 16 37 56.60 +00 08 43.5 o 691
2017-05-04 11:33:03 C 16 38 00.890 +00 08 54.58 L F51
2017-05-04 11:51:35 C 16 38 03.786 +00 08 55.85 L F51
2017-05-04 12:28:52 C 16 38 09.681 +00 08 58.75 L F51
2017-05-05 10:10:06 C 16 42 01.14 +00 10 18.0 o 691
2017-05-05 10:26:23 C 16 42 03.90 +00 10 20.0 o 691
2017-05-05 10:42:36 C 16 42 06.62 +00 10 21.5 o 691
2017-05-15 08:42:23 C 17 48 39.26 -00 08 26.4 U H21
2017-05-15 08:53:57 C 17 48 44.00 -00 08 30.4 20.0 U H21
2017-05-17 07:37:39 C 18 10 20.31 -00 23 46.4 u 926
2017-05-17 07:41:37 C 18 10 22.27 -00 23 47.7 u 926