2012 HN2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5218907763 ± 9.12e-08
Semi-major axis (a)2.6156434035 AU ± 8.81e-08
Inclination (i)28.90459321° ± 1.97e-05
Long. of Asc. Node (Ω)45.48043279° ± 5.56e-06
Arg. of Perihelion (ω)119.03140599° ± 2.38e-05
Mean Anomaly (M)92.97266642° ± 5.87e-05
Mean Motion (n)0.2329938583°/day ± 1.18e-08
Perihelion dist (q)1.25056324 AU ± 2.42e-07
Aphelion dist (Q)3.98072357 AU ± 2.74e-07
Orbital Period4.23026723 yr ± 2.14e-07
Physical Parameters
H (abs. magnitude)19.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.195″
Uncertainty0
Orbit TypeAmor
MOID0.409195 AU
Observations Used87
Oppositions3
Arc Total2012-2016
First Observation Used2012-04-18
Last Observation Used2016-05-27
Observations (95)
Date Type RA Dec Mag Band Observatory
2012-04-18 10:41:54 C 15 10 26.18 +08 37 53.6 r 703
2012-04-18 10:50:30 C 15 10 25.14 +08 37 31.0 r 703
2012-04-18 10:59:13 C 15 10 24.09 +08 37 10.5 r 703
2012-04-18 11:08:07 C 15 10 22.94 +08 36 48.9 r 703
2012-04-18 11:13:49 C 15 10 22.33 +08 36 34.2 r 703
2012-04-18 11:18:04 C 15 10 21.82 +08 36 24.0 r 703
2012-04-18 11:22:24 C 15 10 21.25 +08 36 11.6 r 703
2012-04-18 11:26:39 C 15 10 20.82 +08 36 03.2 r 703
2012-04-18 14:26:11 C 15 10 00.20 +08 29 02.0 o 474
2012-04-18 14:31:16 C 15 09 59.60 +08 28 48.7 o 474
2012-04-18 14:36:20 C 15 09 59.00 +08 28 36.3 o 474
2012-04-19 04:12:18 C 15 08 23.00 +07 54 40.6 u 821
2012-04-19 04:13:24 C 15 08 22.86 +07 54 37.8 u 821
2012-04-19 04:14:31 C 15 08 22.73 +07 54 35.0 u 821
2012-04-19 04:15:38 C 15 08 22.59 +07 54 32.4 u 821
2012-04-19 07:37:10 C 15 07 58.14 +07 45 44.7 r H21
2012-04-19 07:43:12 C 15 07 57.39 +07 45 29.7 r H21
2012-04-19 07:48:17 C 15 07 56.77 +07 45 16.8 r H21
2012-04-19 12:17:44 C 15 07 24.782 +07 34 09.55 L F51
2012-04-19 12:34:07 C 15 07 22.752 +07 33 28.95 L F51
2012-04-19 13:06:27 C 15 07 18.731 +07 32 07.83 L F51
2012-04-19 13:37:50 C 15 07 15.58 +07 31 10.9 o 474
2012-04-19 13:38:52 C 15 07 15.48 +07 31 08.6 o 474
2012-04-19 13:39:52 C 15 07 15.34 +07 31 05.9 o 474
2012-04-19 13:40:54 C 15 07 15.15 +07 31 02.8 o 474
2012-04-19 13:41:55 C 15 07 15.07 +07 31 00.6 o 474
2012-04-19 13:42:55 C 15 07 14.97 +07 30 58.3 o 474
2012-04-20 09:47:01 C 15 04 52.448 +06 40 17.59 L F51
2012-04-20 09:49:00 C 15 04 51.20 +06 40 08.6 r G96
2012-04-20 09:49:51 C 15 04 51.09 +06 40 06.6 r G96
2012-04-20 09:50:39 C 15 04 50.98 +06 40 04.5 r G96
2012-04-20 10:03:40 C 15 04 50.365 +06 39 35.71 L F51
2012-04-20 10:21:49 C 15 04 48.113 +06 38 50.29 L F51
2012-04-20 10:38:01 C 15 04 46.101 +06 38 09.73 L F51
2012-04-21 06:21:50 C 15 02 25.52 +05 48 27.2 c 651
2012-04-21 06:23:24 C 15 02 25.31 +05 48 23.1 c 651
2012-04-21 06:24:59 C 15 02 25.11 +05 48 19.6 c 651
2012-04-21 22:02:25 C 15 00 33.42 +05 08 51.2 u B88
2012-04-21 22:33:44 C 15 00 29.59 +05 07 31.9 u B88
2012-04-21 23:05:08 C 15 00 25.76 +05 06 13.5 u B88
2012-04-23 09:32:31 C 14 56 18.99 +03 39 20.7 u H21
2012-04-23 09:36:12 C 14 56 18.56 +03 39 11.2 u H21
2012-04-23 09:40:22 C 14 56 18.02 +03 39 00.9 u H21
2012-04-29 06:05:28 C 14 40 01.75 -02 09 29.2 u 448
2012-04-29 06:24:02 C 14 39 59.60 -02 10 14.1 u 448
2012-04-29 06:42:40 C 14 39 57.39 -02 10 58.9 u 448
2012-05-01 06:20:40 C 14 34 41.41 -04 04 36.5 u H21
2012-05-01 06:26:21 C 14 34 40.77 -04 04 49.9 u H21
2012-05-01 06:32:01 C 14 34 40.11 -04 05 03.2 u H21
2012-05-02 05:48:28 C 14 32 10.04 -04 59 18.7 o H21