2008 HB38

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4928995602 ± 1.46e-08
Semi-major axis (a)1.8540170743 AU ± 5.42e-09
Inclination (i)1.02136165° ± 1.01e-06
Long. of Asc. Node (Ω)102.69881888° ± 1.58e-04
Arg. of Perihelion (ω)209.47786412° ± 1.57e-04
Mean Anomaly (M)308.83897800° ± 7.52e-06
Mean Motion (n)0.3904286527°/day ± 1.71e-09
Perihelion dist (q)0.94017287 AU ± 2.73e-08
Aphelion dist (Q)2.76786127 AU ± 2.83e-08
Orbital Period2.52447221 yr ± 1.11e-08
Physical Parameters
H (abs. magnitude)21.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.317″
Uncertainty0
Orbit TypeApollo
MOID0.003192 AU
Observations Used181
Oppositions3
Arc Total2008-2013
First Observation Used2008-04-30
Last Observation Used2013-10-27
Observations (193)
Date Type RA Dec Mag Band Observatory
2008-05-20 12:01:37 C 14 05 35.382 -09 04 08.71 o 568
2008-05-20 12:02:56 C 14 05 35.257 -09 04 08.09 o 568
2008-05-21 04:19:57 C 14 04 08.65 -08 56 27.3 o H55
2008-05-21 04:27:50 C 14 04 07.90 -08 56 22.1 o H55
2008-05-21 04:35:44 C 14 04 07.16 -08 56 17.4 o H55
2008-05-26 04:14:10 C 13 53 07.85 -07 57 47.3 o 291
2008-05-26 04:20:35 C 13 53 07.18 -07 57 44.1 o 291
2008-05-26 04:26:10 C 13 53 06.64 -07 57 41.3 o 291
2008-05-31 04:47:40 C 13 41 49.43 -06 58 59.1 r 448
2008-05-31 05:13:58 C 13 41 46.65 -06 58 46.5 r 448
2008-05-31 05:40:08 C 13 41 44.08 -06 58 34.0 r 448
2008-06-01 05:27:35 C 13 39 30.31 -06 47 08.1 r G96
2008-06-01 05:38:44 C 13 39 29.16 -06 47 02.8 r G96
2008-06-01 05:50:07 C 13 39 28.00 -06 46 57.3 r G96
2008-06-01 06:01:37 C 13 39 26.82 -06 46 51.6 r G96
2008-06-06 04:38:35 C 13 28 23.80 -05 51 22.6 r 703
2008-06-06 04:50:05 C 13 28 22.69 -05 51 17.2 r 703
2008-06-06 05:01:34 C 13 28 21.46 -05 51 12.6 r 703
2008-06-06 05:13:05 C 13 28 20.31 -05 51 07.2 r 703
2008-06-15 06:02:00 C 13 08 29.38 -04 17 15.4 o 673
2008-06-15 06:11:00 C 13 08 28.42 -04 17 10.7 o 673
2008-06-15 06:17:59 C 13 08 27.76 -04 17 07.5 o 673
2008-06-15 06:24:00 C 13 08 27.19 -04 17 05.3 o 673
2008-06-26 03:00:24 C 12 42 58.69 -02 27 03.0 o H55
2008-06-26 03:09:46 C 12 42 57.63 -02 26 59.4 o H55
2008-06-26 03:18:13 C 12 42 56.51 -02 26 55.2 o H55
2008-06-26 05:53:37 C 12 42 40.26 -02 24 53.0 r F85
2008-06-26 07:36:41 C 12 42 27.61 -02 24 05.6 r F85
2008-08-31 09:00:41 C 04 56 03.98 +17 25 02.3 o H55
2008-08-31 09:05:07 C 04 56 03.65 +17 25 02.4 o H55
2008-08-31 09:15:07 C 04 56 02.92 +17 25 02.6 o H55
2008-09-15 09:18:50 C 04 35 12.54 +17 10 24.3 r H36
2008-09-15 09:39:23 C 04 35 11.20 +17 10 23.7 r H36
2008-09-15 09:58:44 C 04 35 09.89 +17 10 23.0 r H36
2008-09-27 11:12:10 C 04 16 13.29 +16 43 30.9 r G96
2008-09-27 11:21:38 C 04 16 12.50 +16 43 29.7 r G96
2008-09-27 11:31:01 C 04 16 11.74 +16 43 28.6 r G96
2008-09-27 11:40:20 C 04 16 10.95 +16 43 27.3 r G96
2008-10-19 06:43:07 C 03 29 14.59 +15 04 15.6 o H55
2008-10-19 06:56:18 C 03 29 13.24 +15 04 12.6 o H55
2008-10-19 07:09:36 C 03 29 11.89 +15 04 09.4 o H55
2008-10-19 07:23:22 C 03 29 10.49 +15 04 06.3 o H55
2008-10-20 07:48:57 C 03 26 50.24 +14 58 23.9 o 291
2008-10-20 08:23:22 C 03 26 46.73 +14 58 15.8 o 291
2008-10-20 08:57:45 C 03 26 43.21 +14 58 07.9 o 291
2008-10-24 05:23:02 C 03 18 00.33 +14 36 10.0 o 691
2008-10-24 05:48:27 C 03 17 57.88 +14 36 04.0 o 691
2008-10-24 06:13:51 C 03 17 55.39 +14 35 59.4 o 691
2008-10-28 05:03:55 C 03 09 20.55 +14 13 51.1 o 691
2008-10-28 05:14:49 C 03 09 19.53 +14 13 48.4 o 691