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
2021-05-18 06:35:27 C 14 04 40.57 +27 48 50.9 V G96
2021-05-18 06:42:56 C 14 04 39.66 +27 48 50.5 V G96
2021-05-18 06:50:24 C 14 04 38.80 +27 48 49.9 V G96
2021-05-18 06:57:53 C 14 04 37.89 +27 48 49.6 V G96
2021-06-01 06:05:39 C 13 32 17.25 +26 45 54.1 V G96
2021-06-01 06:13:08 C 13 32 16.66 +26 45 52.1 V G96
2021-06-01 06:20:36 C 13 32 16.08 +26 45 50.0 V G96
2021-06-01 06:28:04 C 13 32 15.49 +26 45 48.0 V G96
2021-07-06 07:05:16 C 12 59 37.677 +21 50 41.14 U F51
2021-07-06 07:25:29 C 12 59 37.421 +21 50 34.14 U F51
2021-07-06 07:45:42 C 12 59 37.197 +21 50 26.30 U F51
2024-01-17 11:00:36 C 11 34 25.741 +24 34 30.14 V V00
2024-01-17 11:08:32 C 11 34 25.378 +24 34 34.14 V V00
2024-01-17 11:16:28 C 11 34 25.014 +24 34 37.78 V V00
2024-01-17 11:24:24 C 11 34 24.650 +24 34 41.99 V V00
2024-02-05 04:04:34 C 11 06 57.83 +28 31 43.8 X W62
2024-02-05 04:35:11 C 11 06 55.46 +28 32 00.5 X W62
2024-02-05 05:05:48 C 11 06 53.05 +28 32 17.4 X W62
2024-02-11 14:10:33 C 10 54 14.653 +29 54 55.80 X F52
2024-02-11 14:29:21 C 10 54 12.996 +29 55 05.69 X F52
2024-02-11 14:48:09 C 10 54 11.317 +29 55 15.52 X F52
2024-02-11 15:06:58 C 10 54 09.671 +29 55 25.18 X F52
2024-02-13 13:34:02 C 10 50 01.566 +30 19 38.76 X F52
2024-02-13 13:49:08 C 10 50 00.188 +30 19 46.62 X F52
2024-02-13 14:04:10 C 10 49 58.806 +30 19 54.31 X F52
2024-02-13 14:19:13 C 10 49 57.442 +30 20 01.97 X F52
2024-03-12 06:10:19 C 09 42 52.016 +34 15 19.30 V G96
2024-03-12 06:18:34 C 09 42 51.188 +34 15 20.30 V G96
2024-03-12 06:26:43 C 09 42 50.324 +34 15 21.28 V G96
2024-10-12 12:09:49 C 09 52 25.961 +06 44 39.59 V 703
2024-10-12 12:14:38 C 09 52 26.368 +06 44 32.60 V 703
2024-10-12 12:19:26 C 09 52 26.634 +06 44 26.56 V 703
2024-10-12 12:24:15 C 09 52 26.868 +06 44 20.69 V 703
2024-10-13 11:50:44 C 09 54 00.900 +06 14 13.67 V 703
2024-10-13 11:54:02 C 09 54 01.170 +06 14 09.35 V 703
2024-10-13 11:57:20 C 09 54 01.418 +06 14 05.10 V 703
2024-10-13 12:00:39 C 09 54 01.602 +06 14 00.24 V 703
2024-10-21 14:49:37 C 10 10 46.994 +00 47 23.17 V T05
2024-10-21 14:55:29 C 10 10 47.628 +00 47 10.00 V T05
2024-10-21 15:11:13 C 10 10 49.368 +00 46 36.84 V T05
2024-10-21 15:26:10 C 10 10 50.945 +00 46 05.12 V T05
2025-03-24 12:00:28 C 17 28 54.433 +09 22 03.79 V G96
2025-03-24 12:07:54 C 17 28 53.681 +09 22 13.58 V G96
2025-03-24 12:22:49 C 17 28 52.158 +09 22 33.38 V G96
2025-04-08 08:48:08 C 16 44 12.250 +17 22 36.23 V G96
2025-04-08 08:55:31 C 16 44 11.116 +17 22 46.02 V G96
2025-04-08 09:02:55 C 16 44 09.989 +17 22 56.10 V G96
2025-04-08 09:10:20 C 16 44 08.905 +17 23 05.57 V G96
2025-04-10 10:41:17 C 16 36 36.364 +18 27 51.80 V 703
2025-04-10 10:44:31 C 16 36 35.716 +18 27 54.47 V 703