2017 HH

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6730361631 ± 2.08e-06
Semi-major axis (a)2.7021227704 AU ± 1.53e-05
Inclination (i)11.92331815° ± 4.60e-05
Long. of Asc. Node (Ω)27.05792949° ± 1.39e-05
Arg. of Perihelion (ω)274.25692947° ± 1.90e-05
Mean Anomaly (M)314.62147552° ± 5.82e-03
Mean Motion (n)0.2218986501°/day ± 1.89e-06
Perihelion dist (q)0.88349643 AU ± 7.54e-06
Aphelion dist (Q)4.52074911 AU ± 2.63e-05
Orbital Period4.44178585 yr ± 3.78e-05
Physical Parameters
H (abs. magnitude)19.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.335″
Uncertainty1
Orbit TypeApollo
MOID0.123762 AU
Observations Used186
Oppositions1
Arc Total2017-2017
First Observation Used2017-03-26
Last Observation Used2017-11-15
Observations (206)
Date Type RA Dec Mag Band Observatory
2017-04-22 16:30:14 C 13 11 00.81 -08 00 28.9 q Q62
2017-04-22 23:27:24 C 13 10 19.23 -08 02 09.5 U 204
2017-04-22 23:42:22 C 13 10 17.64 -08 02 12.7 U 204
2017-04-23 05:15:50 C 13 09 43.98 -08 03 16.4 U H21
2017-04-23 05:23:41 C 13 09 43.10 -08 03 18.0 U H21
2017-04-23 05:26:53 C 13 09 43.09 -08 03 17.3 u 926
2017-04-23 05:31:29 C 13 09 42.32 -08 03 19.2 20.1 U H21
2017-04-23 05:46:52 C 13 09 41.03 -08 03 21.5 u 926
2017-04-23 06:03:57 C 13 09 39.26 -08 03 25.0 u 926
2017-04-23 08:09:11 C 13 09 26.00 -08 03 49.1 o 691
2017-04-23 08:28:29 C 13 09 23.96 -08 03 53.1 o 691
2017-04-23 08:47:46 C 13 09 22.01 -08 03 56.0 o 691
2017-04-24 06:43:12 C 13 07 06.50 -08 08 22.5 U H21
2017-04-24 06:51:08 C 13 07 05.67 -08 08 24.7 19.7 U H21
2017-04-24 06:59:03 C 13 07 04.81 -08 08 26.9 20.2 U H21
2017-04-24 09:53:53 C 13 06 46.968 -08 08 57.90 L F51
2017-04-24 10:12:26 C 13 06 44.975 -08 09 01.60 L F51
2017-04-24 10:31:00 C 13 06 42.930 -08 09 05.43 L F51
2017-04-25 05:37:20 C 13 04 42.66 -08 13 09.6 19.2 U H21
2017-04-25 05:42:55 C 13 04 42.07 -08 13 11.1 19.4 U H21
2017-04-25 05:48:29 C 13 04 41.45 -08 13 12.2 19.3 U H21
2017-04-30 03:32:00 C 12 51 46.02 -08 40 50.0 u 926
2017-04-30 03:47:04 C 12 51 44.26 -08 40 54.1 u 926
2017-04-30 04:02:09 C 12 51 42.51 -08 40 58.0 u 926
2017-04-30 06:13:24 C 12 51 26.97 -08 41 32.5 o 691
2017-04-30 06:25:12 C 12 51 25.60 -08 41 35.6 o 691
2017-04-30 06:37:02 C 12 51 24.20 -08 41 38.5 o 691
2017-05-01 04:16:41 C 12 48 56.27 -08 47 22.7 q G96
2017-05-01 04:22:47 C 12 48 55.56 -08 47 24.7 q G96
2017-05-01 04:28:52 C 12 48 54.83 -08 47 26.3 q G96
2017-05-01 04:34:58 C 12 48 54.11 -08 47 27.7 q G96
2017-05-03 04:39:26 C 12 43 19.24 -09 00 59.6 19.1 U H21
2017-05-03 04:48:18 C 12 43 18.21 -09 01 02.2 U H21
2017-05-03 04:54:06 C 12 43 17.47 -09 01 04.0 19.3 U H21
2017-05-04 09:06:31 C 12 39 59.35 -09 09 05.0 U 474
2017-05-04 09:09:33 C 12 39 58.96 -09 09 05.9 U 474
2017-05-04 09:12:35 C 12 39 58.55 -09 09 06.8 U 474
2017-05-04 09:15:38 C 12 39 58.21 -09 09 07.9 U 474
2017-05-15 03:15:55 C 12 09 05.00 -10 46 07.4 20.0 U H21
2017-05-15 03:29:00 C 12 09 03.40 -10 46 13.3 U H21
2017-05-16 02:30:22 C 12 06 19.33 -10 56 41.5 19.6 U H21
2017-05-16 02:40:50 C 12 06 18.02 -10 56 46.7 19.6 U H21
2017-05-16 02:51:16 C 12 06 16.75 -10 56 51.7 19.8 U H21
2017-05-16 03:20:38 C 12 06 12.75 -10 56 42.1 u 807
2017-05-16 03:22:27 C 12 06 12.54 -10 56 42.9 u 807
2017-05-16 03:24:16 C 12 06 12.28 -10 56 43.9 u 807
2017-05-16 03:26:46 C 12 06 12.81 -10 57 06.9 q G96
2017-05-16 03:31:31 C 12 06 12.23 -10 57 08.8 q G96
2017-05-16 03:33:02 C 12 06 12.04 -10 57 09.1 q G96
2017-05-16 03:37:17 C 12 06 11.49 -10 57 11.6 q G96