2008 HC2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5221754613 ± 3.36e-07
Semi-major axis (a)1.2435979703 AU ± 9.20e-09
Inclination (i)45.50407336° ± 4.16e-05
Long. of Asc. Node (Ω)211.77907267° ± 9.99e-06
Arg. of Perihelion (ω)143.02770036° ± 2.33e-05
Mean Anomaly (M)151.28169203° ± 3.61e-05
Mean Motion (n)0.7107097433°/day ± 7.88e-09
Perihelion dist (q)0.59422163 AU ± 4.18e-07
Aphelion dist (Q)1.89297431 AU ± 4.19e-07
Orbital Period1.38681971 yr ± 1.54e-08
Physical Parameters
H (abs. magnitude)19.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.366″
Uncertainty0
Orbit TypeApollo
MOID0.342019 AU
Observations Used51
Oppositions4
Arc Total2008-2023
First Observation Used2008-04-27
Last Observation Used2023-03-16
Observations (56)
Date Type RA Dec Mag Band Observatory
2008-04-27 06:41:36 C 13 36 21.24 -06 31 54.2 r G96
2008-04-27 06:49:37 C 13 36 20.26 -06 31 31.1 r G96
2008-04-27 06:57:37 C 13 36 19.22 -06 31 06.7 r G96
2008-04-27 07:05:41 C 13 36 18.25 -06 30 43.5 r G96
2008-04-27 07:56:03 C 13 36 11.95 -06 28 15.5 r G96
2008-04-27 07:57:58 C 13 36 11.70 -06 28 09.8 r G96
2008-04-27 07:59:52 C 13 36 11.48 -06 28 03.6 r G96
2008-04-27 08:01:47 C 13 36 11.23 -06 27 58.3 r G96
2008-04-28 05:20:07 C 13 33 37.11 -05 25 01.1 r G96
2008-04-28 05:26:21 C 13 33 36.34 -05 24 42.9 r G96
2008-04-28 06:23:23 C 13 33 28.85 -05 21 53.7 r 734
2008-04-28 06:34:25 C 13 33 27.44 -05 21 22.7 r 734
2008-04-28 06:43:12 C 13 33 26.34 -05 20 55.6 r 734
2008-05-03 05:08:12 C 13 19 12.39 +00 34 08.3 o 291
2008-05-03 05:18:33 C 13 19 11.08 +00 34 40.3 o 291
2008-05-03 05:30:03 C 13 19 09.69 +00 35 14.7 o 291
2008-05-05 05:37:40 C 13 13 30.06 +02 58 52.6 o H55
2008-05-05 05:46:04 C 13 13 29.02 +02 59 17.4 o H55
2008-05-05 05:54:08 C 13 13 28.05 +02 59 41.0 o H55
2008-05-13 03:49:15 C 12 52 45.94 +11 53 50.9 20.8 o H55
2008-05-13 04:02:34 C 12 52 44.60 +11 54 25.9 o H55
2008-05-13 04:15:45 C 12 52 43.14 +11 54 59.8 20.7 o H55
2008-05-21 03:01:45 C 12 35 33.14 +19 25 32.9 o H55
2008-05-21 03:17:45 C 12 35 31.75 +19 26 06.6 o H55
2008-05-21 03:33:08 C 12 35 30.53 +19 26 38.4 o H55
2008-05-29 03:21:19 C 12 22 28.89 +25 22 38.0 o H55
2008-05-29 03:36:05 C 12 22 28.00 +25 23 01.6 o H55
2008-05-29 03:50:42 C 12 22 27.04 +25 23 26.1 o H55
2015-03-22 13:24:10 C 15 59 41.984 -24 49 32.68 L F51
2015-03-22 13:39:28 C 15 59 42.299 -24 49 17.42 L F51
2015-03-22 14:10:00 C 15 59 42.952 -24 48 46.83 L F51
2015-03-22 14:14:30 C 15 59 43.055 -24 48 41.75 L F51
2015-03-22 14:29:55 C 15 59 43.350 -24 48 26.40 L F51
2015-03-22 14:45:23 C 15 59 43.705 -24 48 10.70 L F51
2015-03-22 15:00:47 C 15 59 44.028 -24 47 54.77 L F51
2015-04-14 09:47:57 C 16 00 07.39 -08 35 21.6 o 926
2015-04-14 09:58:39 C 16 00 07.06 -08 34 51.3 o 926
2015-04-14 10:09:23 C 16 00 06.66 -08 34 20.6 o 926
2015-04-15 09:40:45 C 15 59 23.12 -07 25 59.5 o 926
2015-04-15 09:52:26 C 15 59 22.71 -07 25 24.9 o 926
2015-04-15 10:02:02 C 15 59 22.34 -07 24 56.3 o 926
2015-04-21 07:59:56 C 15 53 12.28 +00 31 40.7 q H21
2015-04-21 08:08:56 C 15 53 11.74 +00 32 14.7 q H21
2015-04-21 08:17:06 C 15 53 11.23 +00 32 45.3 q H21
2015-05-06 06:25:31 C 15 21 02.29 +27 39 39.8 q H21
2015-05-06 06:31:46 C 15 21 01.38 +27 40 10.6 q H21
2015-05-06 06:37:41 C 15 21 00.62 +27 40 39.1 q H21
2015-05-31 06:18:47 C 13 18 18.40 +62 48 04.2 t 705
2015-05-31 06:20:39 C 13 18 17.86 +62 48 07.6 t 705
2015-05-31 06:22:31 C 13 18 17.30 +62 48 11.4 t 705