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
2015-10-21 21:13:06 C 22 18 18.87 +22 39 35.3 u A48
2015-10-22 00:42:19 C 22 17 43.76 +22 27 37.2 u H21
2015-10-22 00:45:20 C 22 17 43.23 +22 27 26.8 u H21
2015-10-22 00:48:21 C 22 17 42.69 +22 27 16.3 u H21
2015-10-22 00:51:21 C 22 17 42.12 +22 27 06.2 u H21
2015-10-22 00:54:22 C 22 17 41.58 +22 26 55.7 u H21
2015-10-22 00:57:22 C 22 17 41.04 +22 26 45.1 u H21
2015-10-22 00:59:58 C 22 17 40.54 +22 26 36.2 u H21
2015-10-23 02:11:45 C 22 13 13.94 +20 56 12.5 u H21
2015-10-23 02:17:58 C 22 13 12.81 +20 55 49.7 u H21
2015-10-23 02:24:10 C 22 13 11.69 +20 55 26.6 u H21
2015-10-23 02:30:23 C 22 13 10.53 +20 55 03.7 u H21
2015-10-23 02:37:00 C 22 13 09.35 +20 54 39.5 u H21
2015-10-26 01:21:12 C 22 00 13.31 +16 06 18.8 u H21
2015-10-26 01:24:13 C 22 00 12.72 +16 06 05.4 u H21
2015-10-26 01:27:13 C 22 00 12.11 +16 05 51.8 u H21
2015-10-26 01:30:14 C 22 00 11.53 +16 05 38.4 u H21
2015-10-26 01:33:15 C 22 00 10.93 +16 05 25.1 u H21
2015-10-26 01:36:15 C 22 00 10.34 +16 05 11.7 u H21
2015-10-26 01:39:16 C 22 00 09.74 +16 04 58.2 u H21
2015-10-26 01:42:17 C 22 00 09.13 +16 04 45.2 u H21
2015-10-26 01:45:18 C 22 00 08.53 +16 04 31.7 u H21
2015-10-26 01:46:42 C 22 00 08.85 +16 04 30.3 o 711
2015-10-26 01:48:18 C 22 00 07.95 +16 04 18.3 u H21
2015-10-26 01:50:26 C 22 00 08.11 +16 04 13.8 o 711
2015-10-26 01:52:07 C 22 00 07.20 +16 04 01.6 u H21
2015-10-26 01:54:20 C 22 00 07.35 +16 03 56.3 o 711
2015-10-27 02:09:05 C 21 55 30.18 +14 12 35.1 o 711
2015-10-27 02:16:06 C 21 55 28.73 +14 12 01.9 o 711
2015-10-27 04:38:01 C 21 55 00.31 +14 00 48.1 u 926
2015-10-27 04:42:48 C 21 54 59.40 +14 00 25.4 u 926
2015-10-27 04:48:44 C 21 54 58.17 +13 59 55.7 u 926
2015-10-30 18:30:14 C 21 37 46.24 +06 29 53.6 q K38
2015-10-30 18:49:58 C 21 37 41.94 +06 28 00.3 q K38
2015-10-30 19:09:40 C 21 37 37.65 +06 26 07.0 q K38
2015-10-30 19:29:23 C 21 37 33.34 +06 24 13.4 q K38
2015-10-30 19:49:07 C 21 37 29.07 +06 22 19.7 q K38
2015-10-30 20:09:36 C 21 37 24.60 +06 20 21.4 q K38
2015-10-31 16:49:32 C 21 33 02.73 +04 18 50.4 q 246
2015-10-31 16:50:33 C 21 33 02.54 +04 18 43.8 q 246
2015-10-31 16:50:50 C 21 33 02.51 +04 18 41.1 q 246
2015-10-31 16:51:07 C 21 33 02.45 +04 18 40.3 q 246
2015-10-31 16:51:44 C 21 33 02.30 +04 18 35.5 q 246
2015-11-01 17:10:26 C 21 27 44.81 +01 49 34.9 q K61
2015-11-01 17:11:04 C 21 27 44.69 +01 49 31.0 q K61
2015-11-01 17:11:49 C 21 27 44.52 +01 49 26.3 q K61
2015-11-01 17:12:18 C 21 27 44.40 +01 49 23.3 q K61
2015-11-01 20:07:36 C 21 27 04.40 +01 31 05.2 q K38
2015-11-01 20:23:08 C 21 27 00.84 +01 29 26.5 q K38
2015-11-01 20:38:39 C 21 26 57.30 +01 27 49.1 q K38