2012 HQ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4074244000 ± 2.00e+00
Semi-major axis (a)1.7675201000 AU ± 3.00e+00
Inclination (i)2.66995000° ± 4.00e+00
Long. of Asc. Node (Ω)204.74596000° ± 5.00e+00
Arg. of Perihelion (ω)334.32273000° ± 6.00e+00
Mean Anomaly (M)294.85817000° ± 6.78e+01
Mean Motion (n)0.4194281100°/day ± 1.07e+00
Perihelion dist (q)1.04738930 AU ± 3.96e+00
Aphelion dist (Q)2.48765090 AU ± 5.51e+00
Orbital Period2.34988460 yr ± 5.98e+00
Physical Parameters
H (abs. magnitude)24.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.250″
Uncertainty6
Orbit TypeAmor
MOID0.053924 AU
Observations Used40
Oppositions1
Arc Total
First Observation Used
Last Observation Used2012-05-29
Observations (40)
Date Type RA Dec Mag Band Observatory
2012-04-20 08:44:30 C 15 02 32.49 -13 23 42.1 r G96
2012-04-20 08:54:31 C 15 02 33.64 -13 23 36.9 r G96
2012-04-20 09:04:39 C 15 02 34.76 -13 23 31.5 r G96
2012-04-20 09:14:43 C 15 02 35.88 -13 23 26.3 r G96
2012-04-20 10:46:24 C 15 02 46.21 -13 22 36.0 r G96
2012-04-20 10:48:20 C 15 02 46.46 -13 22 34.6 r G96
2012-04-20 10:50:13 C 15 02 46.68 -13 22 34.0 r G96
2012-04-20 10:52:08 C 15 02 46.86 -13 22 32.7 r G96
2012-04-20 12:24:02 C 15 03 03.71 -13 19 58.1 o 474
2012-04-20 12:29:06 C 15 03 04.28 -13 19 55.4 o 474
2012-04-20 12:34:10 C 15 03 04.87 -13 19 53.0 o 474
2012-04-20 12:39:14 C 15 03 05.44 -13 19 50.5 o 474
2012-04-21 05:12:21 C 15 05 12.81 -13 11 46.8 u 821
2012-04-21 05:15:13 C 15 05 13.09 -13 11 45.5 u 821
2012-04-21 05:19:22 C 15 05 13.53 -13 11 43.2 u 821
2012-04-21 06:32:44 C 15 05 25.17 -13 12 33.7 c 651
2012-04-21 06:34:18 C 15 05 25.26 -13 12 33.0 c 651
2012-04-21 06:35:53 C 15 05 25.48 -13 12 32.4 c 651
2012-04-21 09:11:50 C 15 05 40.50 -13 11 22.3 u H36
2012-04-21 09:19:22 C 15 05 41.23 -13 11 18.9 u H36
2012-04-21 09:26:53 C 15 05 42.03 -13 11 14.6 u H36
2012-04-21 10:51:47 C 15 05 51.71 -13 10 26.2 o H01
2012-04-21 11:06:56 C 15 05 53.34 -13 10 17.9 o H01
2012-04-21 11:17:18 C 15 05 54.45 -13 10 12.3 o H01
2012-04-21 11:21:40 C 15 05 54.93 -13 10 09.9 o H01
2012-04-22 06:24:27 C 15 08 14.58 -12 59 34.0 o 807
2012-04-22 06:32:03 C 15 08 15.28 -12 59 30.2 o 807
2012-04-22 06:39:40 C 15 08 16.01 -12 59 26.7 o 807
2012-04-23 03:12:34 C 15 10 38.63 -12 49 51.8 o 807
2012-04-23 03:17:44 C 15 10 39.10 -12 49 49.9 o 807
2012-04-23 03:22:54 C 15 10 39.57 -12 49 47.8 o 807
2012-04-24 07:32:38 C 15 13 33.25 -12 38 46.6 o 691
2012-04-24 07:58:17 C 15 13 35.25 -12 38 36.1 o 691
2012-04-24 08:23:56 C 15 13 37.26 -12 38 25.5 o 691
2012-05-01 05:58:34 C 15 26 18.94 -11 39 17.7 o 807
2012-05-01 06:07:21 C 15 26 19.29 -11 39 15.3 o 807
2012-05-01 06:15:51 C 15 26 19.64 -11 39 12.9 o 807
2012-05-29 08:38:51 C 15 43 41.79 -11 06 04.2 o 291
2012-05-29 09:00:27 C 15 43 41.97 -11 06 06.8 o 291
2012-05-29 09:22:03 C 15 43 42.16 -11 06 09.1 o 291