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
2009-05-15 22:53:08 C 13 57 08.60 +27 25 39.8 r J87
2009-05-15 22:57:56 C 13 57 08.03 +27 25 40.2 r J87
2009-05-15 23:02:44 C 13 57 07.51 +27 25 39.7 r J87
2009-05-23 04:43:26 C 13 40 06.31 +27 10 18.7 o H55
2009-05-23 04:45:00 C 13 40 06.16 +27 10 18.3 o H55
2009-05-23 04:47:20 C 13 40 05.95 +27 10 17.6 o H55
2009-05-23 04:48:38 C 13 40 05.81 +27 10 17.0 o H55
2009-05-23 22:38:13 C 13 38 32.12 +27 07 34.3 c 442
2009-06-14 04:35:36 C 13 07 04.58 +24 54 02.9 o 291
2009-06-14 04:41:26 C 13 07 04.35 +24 54 00.9 o 291
2009-06-14 04:47:21 C 13 07 04.12 +24 53 59.2 o 291
2010-04-03 10:24:44 C 12 59 18.369 +27 24 50.58 o 568
2010-04-03 10:29:51 C 12 59 18.060 +27 24 51.96 o 568
2010-04-04 10:32:07 C 12 57 49.671 +27 31 38.72 o 568
2010-04-04 10:36:30 C 12 57 49.393 +27 31 39.89 o 568
2012-02-03 11:18:50 C 11 02 03.44 +28 38 47.2 r G96
2012-02-03 11:30:29 C 11 02 02.50 +28 38 54.1 r G96
2012-02-03 11:42:10 C 11 02 01.53 +28 39 00.7 r G96
2012-02-03 11:53:51 C 11 02 00.56 +28 39 07.2 r G96
2012-02-26 08:52:39 C 10 07 46.647 +33 12 41.02 L F51
2012-02-26 09:09:16 C 10 07 44.785 +33 12 47.04 L F51
2012-02-28 11:07:15 C 10 02 10.096 +33 30 19.69 t 568
2012-02-28 11:16:24 C 10 02 09.053 +33 30 22.74 t 568
2012-02-28 11:25:16 C 10 02 08.054 +33 30 25.60 t 568
2012-02-28 11:41:03 C 10 02 06.267 +33 30 30.86 t 568
2012-02-28 11:49:56 C 10 02 05.259 +33 30 33.80 t 568
2012-02-28 11:58:37 C 10 02 04.284 +33 30 36.64 t 568
2012-02-28 12:17:23 C 10 02 02.163 +33 30 42.80 t 568
2012-03-28 07:42:37 C 08 51 29.211 +34 35 12.51 t 568
2012-03-28 07:58:31 C 08 51 27.891 +34 35 10.72 t 568
2012-03-28 08:14:18 C 08 51 26.580 +34 35 08.87 t 568
2012-04-19 03:17:02 C 08 19 20.79 +32 52 10.2 o 291
2012-04-19 03:26:04 C 08 19 20.41 +32 52 08.4 o 291
2012-09-17 11:30:04 C 09 13 11.87 +12 31 12.0 c H06
2012-09-17 11:33:20 C 09 13 12.04 +12 31 09.8 c H06
2012-09-17 11:36:36 C 09 13 12.22 +12 31 07.6 c H06
2012-09-19 11:26:23 C 09 15 27.22 +11 53 18.1 c H06
2012-09-19 11:29:40 C 09 15 27.37 +11 53 15.5 c H06
2012-09-19 11:32:58 C 09 15 27.51 +11 53 12.9 c H06
2012-09-23 11:18:56 C 09 20 22.61 +10 28 37.6 c H06
2012-09-23 11:22:12 C 09 20 22.77 +10 28 34.6 c H06
2012-09-23 11:25:28 C 09 20 22.92 +10 28 31.5 c H06
2013-03-13 11:41:40 C 17 15 38.36 +06 49 48.7 q 448
2013-03-13 12:00:34 C 17 15 37.02 +06 50 10.5 q 448
2013-03-13 12:24:56 C 17 15 35.27 +06 50 38.6 q 448
2013-04-01 10:55:07 C 16 32 02.65 +15 48 29.5 u G96
2013-04-01 11:08:03 C 16 32 01.06 +15 48 45.0 u G96
2013-04-01 11:21:06 C 16 31 59.48 +15 49 01.3 u G96
2013-04-01 11:34:01 C 16 31 57.86 +15 49 16.7 u G96
2013-04-01 11:40:50 C 16 31 56.96 +15 49 24.9 q 448