2012 HN8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3863474284 ± 2.84e-08
Semi-major axis (a)1.8483365468 AU ± 3.10e-09
Inclination (i)21.85351253° ± 6.11e-06
Long. of Asc. Node (Ω)194.60854777° ± 7.26e-06
Arg. of Perihelion (ω)56.41393967° ± 2.04e-05
Mean Anomaly (M)131.76505723° ± 9.51e-06
Mean Motion (n)0.3922299024°/day ± 9.87e-10
Perihelion dist (q)1.13423648 AU ± 5.26e-08
Aphelion dist (Q)2.56243662 AU ± 5.27e-08
Orbital Period2.51287900 yr ± 6.32e-09
Physical Parameters
H (abs. magnitude)20.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.283″
Uncertainty0
Orbit TypeAmor
MOID0.238251 AU
Observations Used173
Oppositions6
Arc Total2012-2022
First Observation Used2012-04-21
Last Observation Used2022-08-27
Observations (176)
Date Type RA Dec Mag Band Observatory
2017-04-08 05:47:51 C 13 29 59.36 -00 46 57.8 q G96
2017-04-08 05:50:45 C 13 29 59.54 -00 46 46.8 q G96
2017-04-08 05:56:35 C 13 29 59.75 -00 46 26.4 q G96
2017-04-15 08:46:56 C 13 38 59.70 +10 10 07.2 q G96
2017-04-15 08:53:03 C 13 38 59.96 +10 10 32.2 q G96
2017-04-15 08:59:11 C 13 39 00.28 +10 10 57.1 q G96
2017-04-15 09:05:18 C 13 39 00.57 +10 11 21.6 q G96
2017-04-17 07:53:15 C 13 41 44.43 +13 21 35.1 q 703
2017-04-17 08:10:36 C 13 41 45.24 +13 22 46.2 q 703
2017-04-17 08:16:54 C 13 41 45.55 +13 23 11.7 q 703
2017-04-17 09:52:05 C 13 41 50.45 +13 29 38.9 q G96
2017-04-17 09:58:15 C 13 41 50.78 +13 30 04.0 q G96
2017-04-17 10:04:28 C 13 41 51.11 +13 30 29.2 q G96
2017-04-17 10:10:38 C 13 41 51.44 +13 30 54.4 q G96
2017-04-20 00:53:30 C 13 45 42.91 +17 46 28.8 U 204
2017-04-20 01:04:35 C 13 45 43.54 +17 47 13.3 U 204
2017-04-20 01:15:39 C 13 45 44.16 +17 47 57.7 U 204
2017-04-21 23:17:22 C 13 48 43.68 +20 53 26.7 c 122
2017-04-21 23:31:31 C 13 48 44.46 +20 54 21.9 c 122
2017-04-21 23:43:44 C 13 48 45.16 +20 55 10.3 c 122
2017-04-22 07:13:02 C 13 49 15.06 +21 25 08.3 q 703
2017-04-22 07:20:49 C 13 49 15.51 +21 25 39.6 q 703
2017-04-22 07:28:35 C 13 49 15.88 +21 26 10.1 q 703
2017-04-22 07:36:20 C 13 49 16.32 +21 26 42.4 q 703
2017-05-03 07:06:29 C 14 09 16.48 +37 00 00.2 q 703
2017-05-03 07:22:42 C 14 09 17.77 +37 00 47.6 q 703
2017-05-03 07:30:38 C 14 09 18.48 +37 01 11.9 q 703
2017-05-05 04:29:15 C 14 13 16.33 +39 11 12.3 q G96
2017-05-05 04:35:17 C 14 13 16.87 +39 11 28.5 q G96
2017-05-05 04:41:15 C 14 13 17.32 +39 11 45.5 q G96
2017-05-05 04:47:15 C 14 13 17.86 +39 12 01.7 q G96
2017-05-27 08:31:42 C 15 09 13.88 +54 22 24.6 q G96
2017-05-27 08:43:55 C 15 09 15.18 +54 22 34.1 q G96
2017-05-27 08:50:02 C 15 09 15.81 +54 22 38.9 q G96
2017-05-29 08:43:16 C 15 14 54.199 +54 59 43.50 L F51
2017-05-29 08:59:59 C 15 14 55.938 +54 59 55.61 L F51
2017-05-29 09:16:40 C 15 14 57.715 +55 00 07.51 L F51
2017-05-29 09:33:22 C 15 14 59.475 +55 00 19.22 L F51
2017-06-16 09:38:21 C 16 06 06.362 +57 00 42.58 L F51
2017-06-16 09:58:26 C 16 06 08.467 +57 00 40.54 L F51
2017-06-16 10:38:34 C 16 06 12.666 +57 00 35.87 L F51
2017-06-22 08:17:50 C 16 22 23.557 +56 33 07.38 L F51
2017-06-22 08:37:33 C 16 22 25.560 +56 33 01.78 L F51
2017-06-22 08:57:18 C 16 22 27.582 +56 32 55.85 L F51
2017-06-22 09:17:01 C 16 22 29.587 +56 32 49.91 L F51
2017-08-12 02:21:54 C 18 24 10.23 +35 16 52.4 u H21
2017-08-12 02:45:51 C 18 24 12.35 +35 16 12.5 u H21
2017-08-12 03:09:42 C 18 24 14.42 +35 15 32.4 u H21
2022-03-11 09:26:22 C 11 39 50.796 -23 00 19.90 U F52
2022-03-11 09:42:07 C 11 39 50.469 -23 00 03.86 U F52