2012 HH8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7459466421 ± 5.73e-07
Semi-major axis (a)1.4972147376 AU ± 3.22e-09
Inclination (i)33.81664791° ± 4.72e-05
Long. of Asc. Node (Ω)195.39144498° ± 1.65e-05
Arg. of Perihelion (ω)249.39446326° ± 7.84e-05
Mean Anomaly (M)182.16040543° ± 1.42e-05
Mean Motion (n)0.5380047823°/day ± 1.73e-09
Perihelion dist (q)0.38037243 AU ± 8.58e-07
Aphelion dist (Q)2.61405704 AU ± 8.58e-07
Orbital Period1.83200283 yr ± 5.91e-09
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.372″
Uncertainty0
Orbit TypeApollo
MOID0.052451 AU
Observations Used100
Oppositions5
Arc Total2012-2023
First Observation Used2012-04-11
Last Observation Used2023-04-25
Observations (101)
Date Type RA Dec Mag Band Observatory
2012-04-11 13:51:02 C 16 12 52.577 +37 05 18.17 V F51
2012-04-11 14:06:48 C 16 12 34.513 +37 05 44.18 V F51
2012-04-13 13:13:39 C 15 28 17.383 +37 38 58.44 V F51
2012-04-20 09:55:16 C 14 12 16.59 +35 47 12.5 r 703
2012-04-20 10:04:09 C 14 12 14.18 +35 47 04.2 r 703
2012-04-20 10:13:10 C 14 12 11.70 +35 46 56.7 r 703
2012-04-20 11:08:47 C 14 11 56.76 +35 46 05.5 r 703
2012-04-20 11:09:47 C 14 11 56.50 +35 46 05.0 r 703
2012-04-20 11:10:46 C 14 11 56.18 +35 46 04.2 r 703
2012-04-20 11:11:44 C 14 11 55.89 +35 46 03.9 r 703
2012-04-20 21:40:33 C 14 09 20.13 +35 37 05.0 c A24
2012-04-20 21:45:26 C 14 09 18.90 +35 37 01.1 c A24
2012-04-20 21:46:08 C 14 09 18.54 +35 37 01.9 u C92
2012-04-20 22:27:29 C 14 09 07.99 +35 36 27.2 u C92
2012-04-20 23:27:31 C 14 08 53.00 +35 35 35.3 t 204
2012-04-20 23:38:37 C 14 08 50.21 +35 35 26.2 t 204
2012-04-20 23:49:44 C 14 08 47.41 +35 35 16.5 t 204
2012-04-21 00:16:26 C 14 08 40.70 +35 34 54.0 u 203
2012-04-21 00:33:45 C 14 08 36.73 +35 34 35.7 u J95
2012-04-21 00:34:27 C 14 08 36.20 +35 34 38.1 u 203
2012-04-21 00:40:30 C 14 08 35.03 +35 34 30.0 u J95
2012-04-21 00:47:16 C 14 08 33.36 +35 34 24.3 u J95
2012-04-21 03:05:43 C 14 08 02.47 +35 32 29.5 o G48
2012-04-21 03:09:29 C 14 08 01.64 +35 32 26.1 o G48
2012-04-21 03:13:12 C 14 08 00.73 +35 32 23.9 o G48
2012-04-21 05:07:38 C 14 07 32.76 +35 30 52.1 o H01
2012-04-21 05:18:08 C 14 07 30.20 +35 30 43.6 o H01
2012-04-21 05:32:05 C 14 07 26.78 +35 30 32.5 o H01
2012-04-21 05:46:09 C 14 07 23.33 +35 30 21.1 o H01
2012-04-21 05:47:55 C 14 07 23.12 +35 30 20.6 c 651
2012-04-21 05:52:38 C 14 07 21.93 +35 30 16.7 c 651
2012-04-21 08:21:45 C 14 06 45.10 +35 28 05.6 u H36
2012-04-21 08:33:11 C 14 06 42.36 +35 27 54.9 u H36
2012-04-21 08:38:57 C 14 06 40.93 +35 27 50.0 u H36
2012-04-21 19:11:48 C 14 04 21.16 +35 18 50.6 o 461
2012-04-21 19:13:09 C 14 04 20.86 +35 18 49.9 o 461
2012-04-21 19:14:30 C 14 04 20.57 +35 18 48.6 o 461
2012-04-21 19:15:50 C 14 04 20.29 +35 18 47.8 o 461
2012-04-21 19:17:11 C 14 04 19.99 +35 18 46.3 o 461
2012-04-23 07:22:03 C 13 57 05.63 +34 49 07.9 u H21
2012-04-23 07:26:08 C 13 57 04.85 +34 49 04.3 u H21
2012-04-23 07:30:04 C 13 57 04.08 +34 49 00.9 u H21
2012-04-23 07:33:53 C 13 57 03.37 +34 48 57.8 u H21
2012-04-25 06:14:57 C 13 49 28.31 +34 11 50.3 u H21
2012-04-25 06:26:26 C 13 49 26.58 +34 11 40.6 u H21
2012-04-25 06:31:53 C 13 49 25.74 +34 11 36.2 u H21
2012-04-27 08:00:58 C 13 43 01.352 +33 34 02.48 V F51
2012-04-27 08:16:51 C 13 42 59.390 +33 33 51.03 V F51
2012-05-01 04:21:18 C 13 34 10.58 +32 27 34.6 o H21
2012-05-01 04:33:08 C 13 34 09.59 +32 27 26.7 o H21