2008 HE3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7195034584 ± 4.32e-08
Semi-major axis (a)2.6036334831 AU ± 5.53e-09
Inclination (i)31.13899242° ± 1.60e-05
Long. of Asc. Node (Ω)210.11526253° ± 1.58e-05
Arg. of Perihelion (ω)131.00037279° ± 1.71e-05
Mean Anomaly (M)27.85530692° ± 2.34e-06
Mean Motion (n)0.2346078309°/day ± 7.48e-10
Perihelion dist (q)0.73031019 AU ± 1.12e-07
Aphelion dist (Q)4.47695678 AU ± 1.13e-07
Orbital Period4.20116532 yr ± 1.34e-08
Physical Parameters
H (abs. magnitude)18.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.369″
Uncertainty0
Orbit TypeApollo
MOID0.114517 AU
Observations Used124
Oppositions13
Arc Total2008-2025
First Observation Used2008-04-28
Last Observation Used2025-06-24
Observations (127)
Date Type RA Dec Mag Band Observatory
2008-04-28 06:18:43 C 14 04 15.02 -07 43 44.5 r G96
2008-04-28 06:27:39 C 14 04 14.48 -07 43 35.9 r G96
2008-04-28 06:36:36 C 14 04 13.94 -07 43 27.2 r G96
2008-04-28 06:45:25 C 14 04 13.36 -07 43 19.0 r G96
2008-04-28 07:34:39 C 14 04 10.16 -07 42 31.5 r G96
2008-04-28 07:40:01 C 14 04 09.86 -07 42 26.3 r G96
2008-04-28 07:45:18 C 14 04 09.44 -07 42 21.3 r G96
2008-04-28 07:50:33 C 14 04 09.12 -07 42 16.0 r G96
2008-04-28 08:25:31 C 14 04 06.93 -07 41 41.5 o H01
2008-04-28 08:52:16 C 14 04 05.18 -07 41 16.2 o H01
2008-04-28 09:03:24 C 14 04 04.43 -07 41 05.2 o H01
2008-04-29 04:52:52 C 14 02 49.79 -07 21 55.0 o 291
2008-04-29 04:58:22 C 14 02 49.44 -07 21 49.7 o 291
2008-04-29 05:03:45 C 14 02 49.06 -07 21 44.3 o 291
2008-04-29 05:20:26 C 14 02 47.97 -07 21 28.8 o H01
2008-04-29 05:22:11 C 14 02 47.79 -07 21 27.9 r 734
2008-04-29 05:47:03 C 14 02 46.25 -07 21 03.1 o H01
2008-04-29 05:47:22 C 14 02 46.17 -07 21 04.0 r 734
2008-04-29 06:00:28 C 14 02 45.36 -07 20 49.9 o H01
2008-04-29 06:15:50 C 14 02 44.37 -07 20 35.1 o H01
2008-05-03 04:44:02 C 13 56 41.27 -05 47 26.7 o H55
2008-05-03 05:01:23 C 13 56 40.09 -05 47 09.4 o H55
2008-05-03 05:19:22 C 13 56 38.90 -05 46 52.0 o H55
2008-05-03 08:01:38 C 13 56 28.30 -05 44 08.8 o 291
2008-05-03 08:07:34 C 13 56 27.91 -05 44 03.9 o 291
2008-05-03 08:13:03 C 13 56 27.54 -05 43 57.9 o 291
2008-05-04 03:28:22 C 13 55 13.21 -05 24 41.9 22.1 o H55
2008-05-04 03:49:00 C 13 55 11.82 -05 24 21.9 21.9 o H55
2008-05-04 04:26:26 C 13 55 09.32 -05 23 42.4 22.1 o H55
2008-05-04 04:57:42 C 13 55 07.30 -05 23 12.3 22.2 o H55
2008-05-04 06:23:49 C 13 55 01.70 -05 21 43.9 o 291
2008-05-04 06:29:15 C 13 55 01.33 -05 21 38.4 o 291
2008-05-04 06:37:08 C 13 55 00.75 -05 21 31.3 o 291
2008-05-05 05:59:24 C 13 53 29.97 -04 58 02.1 21.1 o H55
2008-05-05 06:11:50 C 13 53 29.10 -04 57 49.6 21.5 o H55
2008-05-07 07:23:15 C 13 50 18.28 -04 08 08.4 o 291
2008-05-07 07:29:32 C 13 50 17.82 -04 08 01.7 o 291
2008-05-07 07:35:08 C 13 50 17.46 -04 07 55.8 o 291
2008-05-11 05:02:55 C 13 44 18.69 -02 33 23.4 o 291
2008-05-11 05:08:18 C 13 44 18.31 -02 33 20.4 o 291
2008-05-11 05:17:20 C 13 44 17.76 -02 33 09.5 o 291
2008-05-25 03:23:32 C 13 24 57.24 +02 48 34.4 o H55
2008-05-25 03:40:29 C 13 24 56.36 +02 48 49.3 o H55
2008-05-25 03:56:15 C 13 24 55.53 +02 49 03.4 o H55
2008-06-01 06:27:00 C 13 17 09.43 +05 12 41.5 o 291
2008-06-01 06:32:31 C 13 17 09.23 +05 12 43.6 o 291
2008-06-01 06:40:16 C 13 17 08.87 +05 12 48.9 o 291
2008-06-02 05:48:58 C 13 16 14.20 +05 30 53.3 o 291
2008-06-02 05:54:26 C 13 16 13.94 +05 30 58.3 o 291
2008-06-02 06:00:12 C 13 16 13.83 +05 31 02.9 o 291