2012 HG8

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7278678548 ± 3.35e-08
Semi-major axis (a)2.4600698483 AU ± 2.55e-08
Inclination (i)25.58019664° ± 1.17e-05
Long. of Asc. Node (Ω)214.47946156° ± 4.59e-06
Arg. of Perihelion (ω)256.83935156° ± 1.10e-05
Mean Anomaly (M)206.77877315° ± 1.48e-05
Mean Motion (n)0.2554413019°/day ± 3.97e-09
Perihelion dist (q)0.66946409 AU ± 8.27e-08
Aphelion dist (Q)4.25067561 AU ± 9.35e-08
Orbital Period3.85852357 yr ± 6.00e-08
Physical Parameters
H (abs. magnitude)19.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.323″
Uncertainty0
Orbit TypeApollo
MOID0.001629 AU
Observations Used324
Oppositions3
Arc Total2012-2016
First Observation Used2012-04-20
Last Observation Used2016-04-15
Observations (338)
Date Type RA Dec Mag Band Observatory
2012-04-24 06:46:14 C 13 03 06.09 -14 58 04.5 u H45
2012-04-24 06:48:43 C 13 03 06.16 -14 57 56.5 u H45
2012-04-24 06:50:54 C 13 03 06.22 -14 57 48.0 u H45
2012-04-24 06:52:55 C 13 03 06.27 -14 57 40.8 u H45
2012-04-24 06:55:16 C 13 03 06.35 -14 57 33.0 u H45
2012-04-24 06:59:04 C 13 03 06.44 -14 57 18.9 u H45
2012-04-24 07:01:21 C 13 03 06.49 -14 57 10.8 u H45
2012-04-24 07:03:24 C 13 03 06.60 -14 57 03.5 u H45
2012-04-24 08:37:38 C 13 03 09.65 -14 51 32.3 o 291
2012-04-24 08:38:49 C 13 03 09.68 -14 51 28.0 o 291
2012-04-24 08:40:00 C 13 03 09.71 -14 51 24.0 o 291
2012-04-25 03:35:04 C 13 03 50.03 -13 47 08.8 o 291
2012-04-25 03:36:45 C 13 03 50.07 -13 47 03.3 o 291
2012-04-25 03:38:26 C 13 03 50.12 -13 46 57.8 o 291
2012-04-25 04:50:46 C 13 03 51.43 -13 43 03.6 u H21
2012-04-25 04:58:46 C 13 03 51.65 -13 42 37.5 u H21
2012-04-25 05:02:34 C 13 03 51.75 -13 42 25.0 u H21
2012-04-25 05:06:31 C 13 03 51.85 -13 42 12.0 u H21
2012-04-25 05:08:52 C 13 03 52.56 -13 42 02.1 r G96
2012-04-25 05:16:33 C 13 03 52.77 -13 41 36.6 r G96
2012-04-25 05:24:07 C 13 03 52.92 -13 41 12.0 r G96
2012-04-25 05:31:44 C 13 03 53.10 -13 40 47.1 r G96
2012-04-25 05:50:26 C 13 03 53.13 -13 39 46.9 u H45
2012-04-25 05:51:56 C 13 03 53.19 -13 39 41.8 u H45
2012-04-25 05:53:32 C 13 03 53.17 -13 39 36.7 u H45
2012-04-25 05:55:25 C 13 03 53.31 -13 39 30.8 u H45
2012-04-25 05:58:25 C 13 03 53.35 -13 39 20.2 u H45
2012-04-25 06:01:12 C 13 03 53.44 -13 39 12.0 u H45
2012-04-25 06:03:19 C 13 03 53.50 -13 39 04.2 u H45
2012-04-25 06:05:57 C 13 03 53.58 -13 38 56.2 u H45
2012-04-27 04:15:48 C 13 05 22.52 -11 18 46.5 o 695
2012-04-27 04:16:55 C 13 05 22.54 -11 18 43.3 o 695
2012-04-27 04:17:51 C 13 05 22.56 -11 18 40.9 o 695
2012-04-27 04:18:49 C 13 05 22.61 -11 18 38.0 o 695
2012-04-27 07:54:08 C 13 05 27.84 -11 08 35.4 o 291
2012-04-27 07:55:20 C 13 05 27.88 -11 08 32.0 o 291
2012-04-27 07:56:30 C 13 05 27.90 -11 08 28.6 o 291
2012-04-29 05:57:00 C 13 06 50.12 -09 09 15.9 19.5 c 704
2012-04-29 06:12:11 C 13 06 50.59 -09 08 37.3 19.7 c 704
2012-04-29 06:27:17 C 13 06 50.95 -09 08 04.5 19.8 c 704
2012-04-29 06:31:04 C 13 06 51.01 -09 07 54.2 o 291
2012-04-29 06:33:12 C 13 06 51.06 -09 07 49.1 o 291
2012-04-29 06:35:20 C 13 06 51.11 -09 07 44.1 o 291
2012-04-29 06:43:05 C 13 06 51.36 -09 07 25.4 19.3 c 704
2012-04-30 03:57:17 C 13 07 28.51 -08 18 03.0 o 291
2012-04-30 03:58:43 C 13 07 28.54 -08 17 59.7 o 291
2012-04-30 04:00:07 C 13 07 28.59 -08 17 56.6 o 291
2012-05-01 05:13:34 C 13 08 10.44 -07 23 23.9 o 291
2012-05-01 05:15:30 C 13 08 10.48 -07 23 19.8 o 291
2012-05-01 05:16:50 C 13 08 10.51 -07 23 17.1 o 291