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
2013-04-01 11:51:44 C 16 31 55.63 +15 49 36.9 q 448
2013-04-01 12:02:08 C 16 31 54.40 +15 49 50.1 q 448
2013-04-07 10:26:14 C 16 13 28.89 +18 37 45.4 N I41
2013-04-07 11:09:42 C 16 13 22.93 +18 38 35.2 N I41
2013-04-07 11:51:54 C 16 13 17.09 +18 39 23.4 N I41
2013-04-08 08:42:00 C 16 10 25.24 +19 03 02.5 u 703
2013-04-08 08:56:39 C 16 10 23.26 +19 03 18.7 u 703
2013-04-08 09:11:27 C 16 10 21.14 +19 03 34.8 u 703
2013-04-08 09:26:13 C 16 10 19.16 +19 03 52.6 u 703
2013-04-10 08:49:35 C 16 03 38.92 +19 56 23.7 N I41
2013-04-10 09:31:52 C 16 03 32.81 +19 57 09.7 N I41
2013-04-10 10:14:10 C 16 03 26.73 +19 57 55.9 N I41
2013-04-22 09:07:37 C 15 20 12.55 +24 24 10.1 u 703
2013-04-22 09:18:06 C 15 20 10.78 +24 24 17.5 u 703
2013-04-22 09:28:36 C 15 20 09.20 +24 24 24.9 u 703
2013-04-22 09:39:11 C 15 20 07.47 +24 24 31.6 u 703
2013-04-25 07:08:01 C 15 09 24.69 +25 12 14.8 u H21
2013-04-25 07:21:02 C 15 09 22.68 +25 12 22.9 u H21
2013-04-25 07:34:28 C 15 09 20.60 +25 12 31.5 u H21
2016-02-10 09:14:43 C 10 50 41.870 +30 01 02.77 L F51
2016-02-10 09:30:33 C 10 50 40.411 +30 01 11.41 L F51
2016-02-10 09:46:22 C 10 50 38.960 +30 01 20.25 L F51
2016-02-10 10:02:14 C 10 50 37.504 +30 01 28.74 L F51
2016-02-11 12:57:21 C 10 48 09.391 +30 15 58.92 L F51
2016-02-11 13:15:36 C 10 48 07.696 +30 16 08.68 L F51
2016-02-11 13:33:51 C 10 48 05.982 +30 16 18.28 L F51
2016-02-28 12:01:55 C 10 06 21.426 +33 19 43.68 L F51
2016-02-28 12:18:24 C 10 06 19.621 +33 19 49.11 L F51
2016-02-29 07:36:42 C 10 04 13.292 +33 26 14.64 L F51
2016-02-29 07:54:39 C 10 04 11.306 +33 26 20.49 L F51
2016-02-29 08:12:43 C 10 04 09.313 +33 26 26.37 L F51
2016-02-29 08:30:55 C 10 04 07.298 +33 26 32.44 L F51
2016-03-07 06:41:11 C 09 45 57.64 +34 11 05.0 q G96
2016-03-07 06:47:47 C 09 45 56.92 +34 11 06.5 q G96
2016-03-07 06:54:25 C 09 45 56.19 +34 11 07.9 q G96
2016-03-07 07:01:00 C 09 45 55.54 +34 11 08.5 q G96
2016-03-12 07:01:12 C 09 33 07.647 +34 31 05.48 L F51
2016-03-12 07:18:39 C 09 33 05.798 +34 31 07.66 L F51
2016-03-12 07:34:31 C 09 33 04.105 +34 31 09.77 L F51
2016-03-12 07:50:23 C 09 33 02.439 +34 31 11.51 L F51
2016-03-29 06:26:21 C 08 55 07.048 +34 29 58.36 L F51
2016-03-29 06:45:38 C 08 55 05.491 +34 29 56.33 L F51
2016-03-29 07:04:54 C 08 55 03.928 +34 29 54.20 L F51
2016-10-10 11:46:41 C 09 50 19.75 +03 25 20.2 q H06
2016-10-10 12:05:18 C 09 50 21.60 +03 24 45.8 q H06
2016-10-11 11:53:15 C 09 52 48.59 +02 40 04.7 q H06
2016-10-11 12:12:00 C 09 52 50.76 +02 39 25.9 q H06
2017-03-22 14:06:58 C 17 09 49.847 +10 12 58.98 L F51
2017-03-22 14:22:52 C 17 09 48.307 +10 13 18.63 L F51
2017-03-22 14:38:49 C 17 09 46.780 +10 13 38.16 L F51