343158 (2009 HC82)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8068039987 ± 2.57e-08
Semi-major axis (a)2.5270197650 AU ± 1.45e-08
Inclination (i)154.34899969° ± 3.59e-06
Long. of Asc. Node (Ω)295.50320552° ± 1.45e-05
Arg. of Perihelion (ω)298.99507100° ± 1.38e-05
Mean Anomaly (M)87.37815237° ± 5.87e-06
Mean Motion (n)0.2453574888°/day ± 2.11e-09
Perihelion dist (q)0.48821011 AU ± 6.50e-08
Aphelion dist (Q)4.56582942 AU ± 7.00e-08
Orbital Period4.01710291 yr ± 3.45e-08
Physical Parameters
H (abs. magnitude)16.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.252″
Uncertainty0
Orbit TypeApollo
MOID0.147656 AU
Observations Used320
Oppositions16
Arc Total2004-2025
First Observation Used2004-03-18
Last Observation Used2025-06-16
Observations (344)
Date Type RA Dec Mag Band Observatory
2004-03-18 03:14:50 C 09 01 36.838 +34 59 30.95 n 645
2004-03-18 03:16:02 C 09 01 36.720 +34 59 31.02 n 645
2004-03-18 03:19:37 C 09 01 36.338 +34 59 30.95 n 645
2009-04-29 08:58:10 C 14 47 35.95 +26 07 27.1 r 703
2009-04-29 09:06:51 C 14 47 34.76 +26 07 32.4 r 703
2009-04-29 09:15:36 C 14 47 33.54 +26 07 36.2 r 703
2009-04-29 09:24:18 C 14 47 32.35 +26 07 40.6 r 703
2009-04-29 10:02:32 C 14 47 26.80 +26 07 58.4 r 703
2009-04-29 10:11:46 C 14 47 25.54 +26 08 02.1 r 703
2009-04-29 10:20:53 C 14 47 24.10 +26 08 06.5 r 703
2009-04-29 10:30:12 C 14 47 22.81 +26 08 11.3 r 703
2009-04-30 07:47:49 C 14 44 21.76 +26 17 22.3 r G96
2009-04-30 08:03:27 C 14 44 19.53 +26 17 28.5 r G96
2009-04-30 08:17:02 C 14 44 17.59 +26 17 34.5 r G96
2009-04-30 08:30:30 C 14 44 15.64 +26 17 40.2 r G96
2009-04-30 21:51:30 C 14 42 23.10 +26 23 04.9 o J41
2009-04-30 22:12:08 C 14 42 20.06 +26 23 13.1 r A13
2009-04-30 22:36:26 C 14 42 16.72 +26 23 22.0 o J41
2009-04-30 22:41:28 C 14 42 15.92 +26 23 25.1 r A13
2009-05-01 07:52:18 C 14 40 58.75 +26 27 00.5 c 854
2009-05-01 08:03:21 C 14 40 57.15 +26 27 03.6 c 854
2009-05-01 08:14:25 C 14 40 55.41 +26 27 05.6 c 854
2009-05-01 09:10:05 C 14 40 47.71 +26 27 30.2 o 291
2009-05-01 09:16:11 C 14 40 46.86 +26 27 32.4 o 291
2009-05-01 09:23:15 C 14 40 45.87 +26 27 35.2 o 291
2009-05-04 01:01:34 C 14 32 01.00 +26 49 05.6 r J95
2009-05-04 01:10:03 C 14 31 59.81 +26 49 08.3 r J95
2009-05-05 04:34:33 C 14 28 19.69 +26 56 46.6 o 291
2009-05-05 04:40:32 C 14 28 18.90 +26 56 48.5 o 291
2009-05-05 04:46:30 C 14 28 18.07 +26 56 50.0 o 291
2009-05-06 05:14:31 C 14 25 04.44 +27 02 50.0 o 291
2009-05-06 05:20:29 C 14 25 03.66 +27 02 50.9 o 291
2009-05-06 05:26:26 C 14 25 02.93 +27 02 53.0 o 291
2009-05-09 05:38:25 C 14 15 50.47 +27 16 15.7 r 448
2009-05-09 06:24:42 C 14 15 44.60 +27 16 23.1 r 448
2009-05-09 07:04:18 C 14 15 39.64 +27 16 28.0 r 448
2009-05-12 08:46:43 C 14 06 47.58 +27 23 56.9 o F65
2009-05-12 08:48:20 C 14 06 47.39 +27 23 57.0 o F65
2009-05-12 08:49:59 C 14 06 47.19 +27 23 57.1 o F65
2009-05-12 09:05:08 C 14 06 45.40 +27 23 58.0 o F65
2009-05-12 09:06:41 C 14 06 45.23 +27 23 58.1 o F65
2009-05-12 09:08:13 C 14 06 45.04 +27 23 58.1 o F65
2009-05-12 09:09:45 C 14 06 44.87 +27 23 58.1 o F65
2009-05-12 09:11:16 C 14 06 44.68 +27 23 58.6 o F65
2009-05-12 09:12:49 C 14 06 44.49 +27 23 58.6 o F65
2009-05-12 09:25:45 C 14 06 42.96 +27 23 59.3 o F65
2009-05-12 09:27:20 C 14 06 42.78 +27 23 59.6 o F65
2009-05-14 22:57:51 C 13 59 44.67 +27 25 52.9 r J87
2009-05-14 23:02:49 C 13 59 44.09 +27 25 52.9 r J87
2009-05-14 23:07:47 C 13 59 43.57 +27 25 52.9 r J87