2017 HJ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5056055027 ± 2.00e+00
Semi-major axis (a)1.2935267670 AU ± 3.00e+00
Inclination (i)1.20626000° ± 4.00e+00
Long. of Asc. Node (Ω)28.09912536° ± 5.00e+00
Arg. of Perihelion (ω)83.43285681° ± 6.00e+00
Mean Anomaly (M)342.17924777° ± 5.72e-02
Mean Motion (n)0.6699453100°/day ± 2.33e+00
Perihelion dist (q)0.63950980 AU ± 2.98e+00
Aphelion dist (Q)1.94755000 AU ± 5.21e+00
Orbital Period1.47117630 yr ± 5.12e+00
Physical Parameters
H (abs. magnitude)27.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.154″
Uncertainty2
Orbit TypeApollo
MOID0.000710 AU
Observations Used54
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-04-25
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-04-17 10:12:58 C 13 18 43.41 -06 42 38.2 q G96
2017-04-17 10:22:01 C 13 18 44.25 -06 44 05.4 q G96
2017-04-17 10:30:56 C 13 18 45.13 -06 45 30.5 q G96
2017-04-17 10:40:04 C 13 18 46.07 -06 46 57.1 q G96
2017-04-17 10:48:56 C 13 18 47.05 -06 48 19.6 q G96
2017-04-17 10:50:46 C 13 18 47.22 -06 48 36.7 q G96
2017-04-17 10:52:39 C 13 18 47.45 -06 48 54.0 q G96
2017-04-17 10:54:33 C 13 18 47.66 -06 49 11.9 q G96
2017-04-17 21:42:29 C 13 21 12.70 -08 06 28.3 19.1 t K63
2017-04-17 21:57:29 C 13 21 12.35 -08 07 44.9 19.1 t K63
2017-04-17 22:12:15 C 13 21 12.10 -08 08 58.7 19.0 t K63
2017-04-17 22:35:24 C 13 21 16.33 -08 11 34.3 U J95
2017-04-17 22:37:49 C 13 21 16.30 -08 11 46.1 U J95
2017-04-17 22:40:09 C 13 21 16.29 -08 11 57.5 U J95
2017-04-17 22:59:41 C 13 21 27.55 -08 10 48.4 q J22
2017-04-17 23:03:20 C 13 21 27.39 -08 11 05.8 q J22
2017-04-17 23:07:01 C 13 21 27.16 -08 11 24.9 q J22
2017-04-18 00:15:21 C 13 21 02.30 -08 06 58.6 U K92
2017-04-18 00:18:16 C 13 21 14.66 -08 18 48.5 U 958
2017-04-18 00:20:50 C 13 21 02.18 -08 07 23.7 U K92
2017-04-18 00:25:13 C 13 21 02.10 -08 07 43.6 U K92
2017-04-18 00:28:03 C 13 21 14.39 -08 19 31.1 U 958
2017-04-18 00:47:38 C 13 21 13.98 -08 20 55.8 U 958
2017-04-18 01:05:25 C 13 21 13.42 -08 22 16.0 q I93
2017-04-18 01:09:35 C 13 21 13.36 -08 22 33.5 q I93
2017-04-18 01:15:31 C 13 21 13.29 -08 22 58.3 q I93
2017-04-18 04:37:48 C 13 21 59.20 -08 34 50.0 u 926
2017-04-18 04:48:44 C 13 21 58.79 -08 35 32.0 u 926
2017-04-18 04:56:34 C 13 21 58.52 -08 36 02.9 u 926
2017-04-18 05:18:41 C 13 21 57.37 -08 37 32.0 q G96
2017-04-18 05:19:18 C 13 21 57.35 -08 37 34.2 q G96
2017-04-18 05:20:40 C 13 21 57.27 -08 37 39.3 q G96
2017-04-18 05:22:45 C 13 21 57.19 -08 37 47.2 q G96
2017-04-18 05:23:23 C 13 21 57.16 -08 37 49.6 q G96
2017-04-18 05:24:46 C 13 21 57.09 -08 37 54.5 q G96
2017-04-18 05:26:08 C 13 21 57.04 -08 37 59.6 q G96
2017-04-18 05:29:29 C 13 21 56.88 -08 38 12.0 q G96
2017-04-18 06:12:57 C 13 21 43.77 -08 41 32.8 u H21
2017-04-18 06:17:26 C 13 21 43.59 -08 41 48.0 u H21
2017-04-18 06:21:48 C 13 21 43.43 -08 42 02.7 u H21
2017-04-18 06:28:11 C 13 21 43.20 -08 42 24.1 u H21
2017-04-18 14:16:30 C 13 22 15.41 -08 57 16.1 U Q63
2017-04-18 14:18:10 C 13 22 15.32 -08 57 20.1 U Q63
2017-04-18 14:19:51 C 13 22 15.24 -08 57 24.8 U Q63
2017-04-20 10:36:45 C 13 23 38.237 -10 07 23.42 U T12
2017-04-20 10:37:31 C 13 23 38.205 -10 07 23.94 U T12
2017-04-20 10:39:17 C 13 23 38.116 -10 07 25.24 U T12
2017-04-21 03:22:04 C 13 23 59.28 -10 16 05.4 u 807
2017-04-21 03:27:31 C 13 23 59.07 -10 16 08.8 u 807
2017-04-21 03:32:57 C 13 23 58.83 -10 16 12.0 u 807