2008 HE66

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1551407937 ± 3.58e-08
Semi-major axis (a)1.3895811091 AU ± 8.79e-09
Inclination (i)6.94411369° ± 2.78e-06
Long. of Asc. Node (Ω)203.23610428° ± 3.09e-05
Arg. of Perihelion (ω)59.66342717° ± 9.27e-05
Mean Anomaly (M)231.76662355° ± 8.62e-05
Mean Motion (n)0.6017088845°/day ± 5.71e-09
Perihelion dist (q)1.17400039 AU ± 5.03e-08
Aphelion dist (Q)1.60516183 AU ± 5.08e-08
Orbital Period1.63804509 yr ± 1.55e-08
Physical Parameters
H (abs. magnitude)21.84
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.215″
Uncertainty0
Orbit TypeAmor
MOID0.189374 AU
Observations Used97
Oppositions5
Arc Total2008-2021
First Observation Used2008-04-30
Last Observation Used2021-03-20
Observations (102)
Date Type RA Dec Mag Band Observatory
2008-06-19 05:59:35 C 17 01 04.89 +16 20 20.9 o H55
2008-06-21 04:52:30 C 17 01 52.21 +16 30 10.5 o H55
2008-06-21 05:10:31 C 17 01 52.33 +16 30 13.1 o H55
2008-06-21 05:21:04 C 17 01 52.39 +16 30 15.0 o H55
2008-06-22 05:27:56 C 17 02 18.28 +16 33 37.2 o H55
2008-06-22 05:33:59 C 17 02 18.34 +16 33 37.9 o H55
2008-06-22 05:40:02 C 17 02 18.39 +16 33 38.6 o H55
2008-06-22 21:33:36 C 17 02 37.40 +16 35 12.2 c B49
2008-06-25 04:18:04 C 17 03 43.35 +16 37 09.3 o H55
2008-06-25 04:34:24 C 17 03 43.57 +16 37 10.1 o H55
2008-06-26 04:23:54 C 17 04 15.01 +16 36 16.5 o H55
2008-06-26 04:30:56 C 17 04 15.10 +16 36 15.7 o H55
2008-06-26 04:44:36 C 17 04 15.27 +16 36 15.4 o H55
2008-06-27 06:06:56 C 17 04 49.60 +16 34 08.9 o H55
2008-07-02 05:11:24 C 17 08 00.48 +16 09 30.9 o H55
2008-07-02 05:24:40 C 17 08 00.79 +16 09 26.9 o H55
2008-07-02 05:36:46 C 17 08 01.03 +16 09 22.9 o H55
2008-07-06 04:40:58 C 17 11 07.62 +15 33 25.3 o H55
2008-07-06 04:55:46 C 17 11 08.01 +15 33 18.5 o H55
2008-07-06 05:10:35 C 17 11 08.41 +15 33 11.9 o H55
2008-07-06 05:22:13 C 17 11 08.71 +15 33 06.1 o H55
2008-07-11 04:37:39 C 17 15 49.38 +14 30 20.6 o H55
2008-07-14 04:58:03 C 17 19 04.57 +13 44 09.1 o H55
2008-07-14 05:18:16 C 17 19 05.39 +13 43 55.6 o H55
2008-07-14 05:39:14 C 17 19 06.22 +13 43 40.9 o H55
2008-07-15 03:07:05 C 17 20 09.13 +13 28 56.3 o H55
2008-07-15 03:13:50 C 17 20 09.39 +13 28 51.4 o H55
2008-07-15 03:21:20 C 17 20 09.67 +13 28 46.1 o H55
2008-07-15 03:32:12 C 17 20 10.13 +13 28 38.6 o H55
2008-07-21 02:58:38 C 17 27 43.48 +11 39 30.3 o H55
2008-07-21 03:08:26 C 17 27 43.97 +11 39 22.5 o H55
2008-07-21 03:18:08 C 17 27 44.43 +11 39 14.7 o H55
2008-08-03 02:31:48 C 17 47 57.50 +06 58 32.0 o H55
2008-08-03 02:50:44 C 17 47 58.78 +06 58 15.2 o H55
2008-08-03 03:01:30 C 17 47 59.46 +06 58 04.6 o H55
2013-07-14 14:41:14 C 23 45 08.525 +18 07 50.05 t 568
2013-07-14 14:42:19 C 23 45 08.585 +18 07 50.54 t 568
2013-07-14 14:43:33 C 23 45 08.659 +18 07 51.16 t 568
2013-08-02 02:10:57 C 00 06 00.06 +20 34 55.8 q 950
2013-08-02 02:13:43 C 00 06 00.14 +20 34 56.4 q 950
2013-08-02 02:16:31 C 00 06 00.20 +20 34 56.7 q 950
2013-08-02 02:19:18 C 00 06 00.19 +20 34 57.3 q 950
2013-08-02 02:22:05 C 00 06 00.33 +20 34 57.7 q 950
2013-08-02 02:24:52 C 00 06 00.41 +20 34 58.2 q 950
2013-08-08 13:47:44 C 00 09 23.433 +20 44 55.72 t 568
2013-08-08 13:52:09 C 00 09 23.470 +20 44 55.59 t 568
2013-08-08 13:56:34 C 00 09 23.509 +20 44 55.54 t 568
2013-08-08 14:01:35 C 00 09 23.536 +20 44 55.41 t 568
2021-03-20 06:21:29 C 09 39 17.83 +00 57 47.7 V V00
2021-03-20 06:28:34 C 09 39 17.57 +00 57 53.5 V V00