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
2017-03-22 14:54:52 C 17 09 45.235 +10 13 57.99 L F51
2017-04-08 09:29:13 C 16 21 49.43 +18 35 34.8 q G96
2017-04-08 09:36:42 C 16 21 48.38 +18 35 43.6 q G96
2017-04-08 09:42:52 C 16 21 47.48 +18 35 51.0 q G96
2017-04-08 09:50:20 C 16 21 46.40 +18 36 00.1 q G96
2017-04-22 07:41:38 C 15 30 09.06 +24 17 10.1 q 703
2017-04-22 07:49:23 C 15 30 07.72 +24 17 15.1 q 703
2017-04-22 07:57:09 C 15 30 06.55 +24 17 22.3 q 703
2017-04-22 08:00:42 C 15 30 05.93 +24 17 24.9 q G96
2017-04-22 08:04:56 C 15 30 05.29 +24 17 28.3 q 703
2017-04-22 08:08:59 C 15 30 04.59 +24 17 31.6 q G96
2017-04-22 08:16:28 C 15 30 03.36 +24 17 37.6 q G96
2017-04-22 08:22:37 C 15 30 02.36 +24 17 42.6 q G96
2017-05-03 09:21:12 C 14 48 02.09 +26 54 12.7 q G96
2017-05-03 09:27:16 C 14 48 01.17 +26 54 15.0 q G96
2017-05-03 09:33:14 C 14 48 00.27 +26 54 17.4 q G96
2017-05-03 09:39:14 C 14 47 59.32 +26 54 19.9 q G96
2020-01-05 09:53:40 C 11 43 21.40 +22 31 08.7 u H21
2020-01-05 09:58:26 C 11 43 21.26 +22 31 10.4 u H21
2020-01-05 10:03:47 C 11 43 21.10 +22 31 12.9 u H21
2020-01-23 10:18:57 C 11 25 10.33 +25 52 57.2 V G96
2020-01-23 10:26:23 C 11 25 09.92 +25 53 01.4 V G96
2020-01-23 10:33:52 C 11 25 09.45 +25 53 05.3 V G96
2020-01-23 10:41:19 C 11 25 09.05 +25 53 09.1 V G96
2020-01-28 14:36:10 C 11 17 31.969 +26 59 55.39 U F52
2020-01-28 14:52:27 C 11 17 30.876 +27 00 04.38 U F52
2020-01-28 15:08:48 C 11 17 29.790 +27 00 13.38 U F52
2020-01-28 15:25:06 C 11 17 28.685 +27 00 22.39 U F52
2020-02-02 10:05:26 C 11 09 24.43 +28 03 46.0 V G96
2020-02-02 10:14:20 C 11 09 23.76 +28 03 51.4 V G96
2020-02-02 10:23:25 C 11 09 23.13 +28 03 56.0 V G96
2020-02-02 10:30:44 C 11 09 22.53 +28 04 00.8 V G96
2020-04-19 07:42:13 C 08 29 56.515 +32 56 31.68 U F52
2020-04-19 07:59:04 C 08 29 55.789 +32 56 27.75 U F52
2020-04-19 08:15:53 C 08 29 55.057 +32 56 23.70 U F52
2020-09-29 12:20:45 C 09 33 08.28 +10 36 33.4 U I41
2020-09-29 12:27:35 C 09 33 08.60 +10 36 27.5 U I41
2020-09-29 12:34:24 C 09 33 08.94 +10 36 21.5 U I41
2020-09-29 12:41:12 C 09 33 09.26 +10 36 15.7 U I41
2020-10-07 12:19:50 C 09 44 00.28 +07 18 53.8 U I41
2020-10-07 12:26:38 C 09 44 00.72 +07 18 45.4 U I41
2020-10-07 12:33:25 C 09 44 01.16 +07 18 37.2 U I41
2020-10-07 12:40:11 C 09 44 01.60 +07 18 28.9 U I41
2020-10-07 12:46:58 C 09 44 02.04 +07 18 20.6 U I41
2020-10-13 12:26:14 C 09 55 03.84 +03 50 58.8 U I41
2020-10-13 12:33:04 C 09 55 04.45 +03 50 47.2 U I41
2020-10-13 12:39:55 C 09 55 05.06 +03 50 35.5 U I41
2020-10-13 12:46:47 C 09 55 05.67 +03 50 23.9 U I41
2020-10-13 12:53:38 C 09 55 06.28 +03 50 12.2 U I41
2020-10-18 14:46:21 C 10 08 12.94 -00 15 09.4 V T08