2008 HJ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4071374504 ± 2.00e+00
Semi-major axis (a)1.6320153752 AU ± 3.00e+00
Inclination (i)0.92358904° ± 4.00e+00
Long. of Asc. Node (Ω)47.45550676° ± 5.00e+00
Arg. of Perihelion (ω)204.20731812° ± 6.00e+00
Mean Anomaly (M)139.19517833° ± 9.11e-02
Mean Motion (n)0.4727208000°/day ± 1.30e+00
Perihelion dist (q)0.96755730 AU ± 3.72e+00
Aphelion dist (Q)2.29653850 AU ± 5.34e+00
Orbital Period2.08496780 yr ± 5.75e+00
Physical Parameters
H (abs. magnitude)25.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.520″
Uncertainty2
Orbit TypeApollo
MOID0.001789 AU
Observations Used92
Oppositions1
Arc Total2008-2008
First Observation Used
Last Observation Used2008-04-30
Observations (97)
Date Type RA Dec Mag Band Observatory
2008-04-24 05:56:02 C 13 13 52.65 +01 16 41.1 18.7 c 704
2008-04-24 06:11:18 C 13 13 58.28 +01 16 29.8 18.7 c 704
2008-04-24 06:26:34 C 13 14 03.98 +01 16 17.5 18.4 c 704
2008-04-24 06:41:49 C 13 14 09.71 +01 16 05.2 18.9 c 704
2008-04-24 06:57:10 C 13 14 15.47 +01 15 52.1 18.4 c 704
2008-04-25 05:49:51 C 13 26 50.48 +00 53 20.6 18.3 c 704
2008-04-25 06:05:05 C 13 26 58.97 +00 53 03.2 18.4 c 704
2008-04-25 06:20:16 C 13 27 07.38 +00 52 44.7 18.3 c 704
2008-04-25 06:35:37 C 13 27 15.86 +00 52 24.8 18.4 c 704
2008-04-25 06:50:49 C 13 27 24.48 +00 52 07.7 18.7 c 704
2008-04-25 06:53:28 C 13 27 27.43 +00 52 12.2 r G96
2008-04-25 06:54:12 C 13 27 27.86 +00 52 11.3 r G96
2008-04-25 06:54:55 C 13 27 28.26 +00 52 10.3 r G96
2008-04-25 06:55:39 C 13 27 28.65 +00 52 09.5 r G96
2008-04-25 07:51:59 C 13 28 00.65 +00 51 02.2 c 854
2008-04-25 07:54:48 C 13 28 02.23 +00 50 58.3 c 854
2008-04-25 07:57:38 C 13 28 03.87 +00 50 55.5 c 854
2008-04-25 08:00:28 C 13 28 05.55 +00 50 51.9 c 854
2008-04-25 15:28:49 C 13 33 28.04 +00 40 45.3 o 300
2008-04-25 15:30:29 C 13 33 29.12 +00 40 42.0 o 300
2008-04-25 15:32:09 C 13 33 30.31 +00 40 40.4 o 300
2008-04-25 16:15:16 C 13 33 59.26 +00 39 38.2 o 300
2008-04-25 16:16:55 C 13 34 00.47 +00 39 36.1 o 300
2008-04-25 19:11:53 C 13 36 46.73 +00 34 09.8 c 595
2008-04-25 19:24:41 C 13 36 56.34 +00 33 50.2 c 595
2008-04-25 19:30:22 C 13 37 00.68 +00 33 40.2 r 473
2008-04-25 19:33:22 C 13 37 02.92 +00 33 37.0 c 595
2008-04-25 19:33:33 C 13 37 03.08 +00 33 35.5 r 473
2008-04-25 21:14:35 C 13 38 21.38 +00 30 51.5 r 185
2008-04-25 21:18:05 C 13 38 24.06 +00 30 46.0 r 185
2008-04-26 09:08:50 C 13 49 33.36 +00 18 32.4 r F85
2008-04-26 09:36:32 C 13 49 59.03 +00 17 39.0 r F85
2008-04-26 10:03:24 C 13 50 07.48 +00 09 32.4 o 291
2008-04-26 10:05:05 C 13 50 25.73 +00 16 43.5 r F85
2008-04-26 10:08:51 C 13 50 12.96 +00 09 20.9 o 291
2008-04-26 10:14:13 C 13 50 18.32 +00 09 10.3 o 291
2008-04-27 00:15:41 C 14 08 12.61 -00 26 19.9 o B03
2008-04-27 00:20:34 C 14 08 19.25 -00 26 33.3 o B03
2008-04-27 00:25:29 C 14 08 25.94 -00 26 47.1 o B03
2008-04-27 05:00:10 C 14 15 50.20 -00 39 06.7 o H55
2008-04-27 05:03:04 C 14 15 54.56 -00 39 15.8 o H55
2008-04-27 05:06:00 C 14 15 58.93 -00 39 24.9 o H55
2008-04-27 08:08:31 C 14 20 55.19 -00 48 05.0 r G96
2008-04-27 08:25:28 C 14 21 22.45 -00 49 01.2 r G96
2008-04-27 08:33:58 C 14 21 36.22 -00 49 29.6 r G96
2008-04-27 10:52:28 C 14 25 55.71 -00 55 11.1 W T11
2008-04-27 10:52:54 C 14 25 56.44 -00 55 12.6 W T11
2008-04-27 11:17:08 C 14 26 37.75 -00 56 38.0 W T11
2008-04-27 11:17:15 C 14 26 37.96 -00 56 38.3 W T11
2008-04-27 11:17:23 C 14 26 38.16 -00 56 38.8 W T11