2012 HN13

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3082146631 ± 1.28e-08
Semi-major axis (a)1.4085435708 AU ± 5.19e-09
Inclination (i)4.07425128° ± 2.15e-06
Long. of Asc. Node (Ω)183.46348132° ± 2.19e-05
Arg. of Perihelion (ω)97.27928467° ± 2.42e-05
Mean Anomaly (M)7.88375139° ± 7.29e-06
Mean Motion (n)0.5895991485°/day ± 3.26e-09
Perihelion dist (q)0.97440979 AU ± 1.84e-08
Aphelion dist (Q)1.84267735 AU ± 1.93e-08
Orbital Period1.67168878 yr ± 9.24e-09
NGA Modelr2
A2-9.05469301e-14 ± 1.40e-14 AU/d²
Physical Parameters
H (abs. magnitude)22.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.304″
Uncertainty0
Orbit TypeApollo
MOID0.051906 AU
Observations Used176
Oppositions4
Arc Total2012-2022
First Observation Used2012-04-21
Last Observation Used2022-09-26
Observations (181)
Date Type RA Dec Mag Band Observatory
2012-05-20 10:08:30 C 20 24 59.26 +29 53 52.9 o 291
2012-05-20 10:09:34 C 20 24 59.83 +29 53 55.2 o 291
2012-05-21 10:07:19 C 20 38 11.04 +30 39 46.9 o 291
2012-05-21 10:10:10 C 20 38 12.48 +30 39 51.8 o 291
2012-09-19 08:57:53 C 02 38 17.14 +14 33 39.8 u H21
2012-09-19 09:11:51 C 02 38 16.30 +14 33 28.6 u H21
2012-09-19 09:26:22 C 02 38 15.40 +14 33 17.3 u H21
2012-09-24 06:35:07 C 02 31 12.01 +12 59 26.8 o 291
2012-09-24 06:42:28 C 02 31 11.53 +12 59 20.8 o 291
2012-09-24 06:50:24 C 02 31 10.97 +12 59 14.8 o 291
2012-09-25 08:33:45 C 02 29 27.12 +12 38 02.9 o 291
2012-09-25 08:44:23 C 02 29 26.33 +12 37 54.0 o 291
2012-09-25 08:54:51 C 02 29 25.56 +12 37 45.7 o 291
2017-03-06 08:01:53 C 13 26 12.14 -10 36 06.6 u 807
2017-03-06 08:30:02 C 13 26 12.85 -10 36 03.9 u 807
2017-03-06 08:57:18 C 13 26 13.55 -10 36 01.2 u 807
2017-03-21 06:48:07 C 13 33 46.69 -09 00 03.4 u 807
2017-03-21 07:01:42 C 13 33 46.73 -08 59 56.8 u 807
2017-03-21 07:14:50 C 13 33 46.75 -08 59 50.6 u 807
2017-03-27 10:30:16 C 13 34 44.27 -07 37 48.6 o 691
2017-03-27 10:43:35 C 13 34 44.19 -07 37 39.6 o 691
2017-03-27 10:56:50 C 13 34 44.18 -07 37 29.8 o 691
2017-04-06 05:53:03 C 13 33 34.87 -04 16 16.9 q G96
2017-04-06 05:55:37 C 13 33 34.80 -04 16 14.1 q G96
2017-04-06 05:58:10 C 13 33 34.78 -04 16 11.7 q G96
2017-04-06 06:00:51 C 13 33 34.71 -04 16 08.8 q G96
2017-04-07 07:08:36 C 13 33 15.40 -03 48 49.0 q G96
2017-04-07 07:11:49 C 13 33 15.40 -03 48 46.2 q G96
2017-04-07 07:15:59 C 13 33 15.24 -03 48 40.6 q G96
2017-04-07 07:18:49 C 13 33 15.26 -03 48 38.1 q G96
2017-04-15 08:21:33 C 13 29 48.32 +00 24 41.5 q G96
2017-04-15 08:27:44 C 13 29 48.09 +00 24 50.5 q G96
2017-04-15 08:33:55 C 13 29 47.86 +00 24 59.7 q G96
2017-04-15 08:40:06 C 13 29 47.67 +00 25 08.7 q G96
2017-04-17 08:25:07 C 13 28 41.51 +01 40 38.8 o 691
2017-04-17 08:38:12 C 13 28 41.03 +01 41 00.4 o 691
2017-04-17 08:51:32 C 13 28 40.57 +01 41 21.9 o 691
2017-04-23 06:57:36 C 13 24 57.31 +05 59 21.8 q 703
2017-04-23 07:05:19 C 13 24 57.01 +05 59 36.7 q 703
2017-04-23 07:20:42 C 13 24 56.37 +06 00 06.9 q 703
2017-04-29 03:10:46 C 13 20 58.21 +11 05 58.6 o 691
2017-04-29 03:23:45 C 13 20 57.67 +11 06 29.6 o 691
2017-04-29 03:36:44 C 13 20 57.13 +11 07 02.6 o 691
2017-04-29 14:11:11 C 13 20 37.24 +11 32 23.8 q D29
2017-04-29 14:34:06 C 13 20 36.24 +11 33 20.1 q D29
2017-04-30 07:50:19 C 13 20 04.66 +12 15 26.6 q G96
2017-04-30 07:57:37 C 13 20 04.34 +12 15 44.1 q G96
2017-04-30 08:07:15 C 13 20 03.94 +12 16 07.6 q G96
2017-04-30 08:13:20 C 13 20 03.66 +12 16 22.8 q G96
2017-05-01 06:19:21 C 13 19 28.03 +13 11 37.2 o 691