665390 (2009 HD82)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4766371298 ± 1.93e-08
Semi-major axis (a)1.2537505679 AU ± 5.57e-09
Inclination (i)5.80151265° ± 3.84e-06
Long. of Asc. Node (Ω)191.18909933° ± 3.74e-05
Arg. of Perihelion (ω)148.00040506° ± 4.01e-05
Mean Anomaly (M)227.70870251° ± 9.58e-06
Mean Motion (n)0.7020944857°/day ± 4.68e-09
Perihelion dist (q)0.65616650 AU ± 2.44e-08
Aphelion dist (Q)1.85133464 AU ± 2.55e-08
Orbital Period1.40383710 yr ± 9.35e-09
NGA Modelr2
A2-4.07704840e-14 ± 1.08e-14 AU/d²
Physical Parameters
H (abs. magnitude)21.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.081262 AU
Observations Used197
Oppositions4
Arc Total2009-2023
First Observation Used2009-04-24
Last Observation Used2023-05-20
Observations (204)
Date Type RA Dec Mag Band Observatory
2016-04-29 07:41:24 C 14 37 57.77 -02 02 21.7 q G96
2016-04-29 07:42:50 C 14 37 57.62 -02 02 19.3 q 703
2016-04-29 07:48:40 C 14 37 56.95 -02 02 08.0 q G96
2016-04-29 07:51:37 C 14 37 56.72 -02 02 02.5 q 703
2016-04-29 08:03:10 C 14 37 55.35 -02 01 40.9 q G96
2016-05-01 10:11:55 C 14 32 18.561 -00 22 44.61 L F51
2016-05-01 10:30:11 C 14 32 16.231 -00 22 06.92 L F51
2016-05-01 10:48:29 C 14 32 13.897 -00 21 29.22 L F51
2016-05-01 11:06:47 C 14 32 11.569 -00 20 51.58 L F51
2016-05-03 09:42:34 C 14 26 24.568 +01 19 08.27 L F51
2016-05-03 10:02:10 C 14 26 21.816 +01 19 51.93 L F51
2016-05-03 10:41:38 C 14 26 16.280 +01 21 20.02 L F51
2016-05-04 05:09:32 C 14 23 49.88 +02 03 06.5 R G45
2016-05-04 05:24:12 C 14 23 47.80 +02 03 40.0 R G45
2016-05-04 05:31:34 C 14 23 46.70 +02 03 57.7 R G45
2016-05-04 05:39:08 C 14 23 45.63 +02 04 14.7 R G45
2016-05-07 21:04:45 C 14 10 48.96 +05 40 07.9 q 113
2016-05-07 21:09:33 C 14 10 48.20 +05 40 20.5 q 113
2016-05-07 21:14:23 C 14 10 47.34 +05 40 33.2 q 113
2016-05-08 03:58:19 C 14 09 42.77 +05 58 33.1 R G45
2016-05-08 04:06:04 C 14 09 41.48 +05 58 53.7 R G45
2016-05-08 04:13:35 C 14 09 40.17 +05 59 14.1 R G45
2016-05-08 04:21:12 C 14 09 38.82 +05 59 34.2 R G45
2016-05-08 04:28:52 C 14 09 37.54 +05 59 54.9 R G45
2016-05-09 20:15:17 C 14 02 53.90 +07 48 49.9 q 246
2016-05-09 20:15:50 C 14 02 53.80 +07 48 51.1 q 246
2016-05-09 20:16:29 C 14 02 53.67 +07 48 53.3 q 246
2016-05-09 20:16:54 C 14 02 53.61 +07 48 54.3 q 246
2016-05-09 20:17:21 C 14 02 53.51 +07 48 56.2 q 246
2016-05-09 20:19:22 C 14 02 53.16 +07 49 00.9 q 246
2016-05-09 20:20:29 C 14 02 52.93 +07 49 04.6 q 246
2016-05-10 07:03:46 C 14 00 57.84 +08 19 40.1 q 703
2016-05-10 07:06:17 C 14 00 57.34 +08 19 47.3 q G96
2016-05-10 07:12:48 C 14 00 56.10 +08 20 06.0 q G96
2016-05-10 07:13:54 C 14 00 55.93 +08 20 09.3 q 703
2016-05-10 07:19:18 C 14 00 54.86 +08 20 24.3 q G96
2016-05-10 07:24:03 C 14 00 53.93 +08 20 38.3 q 703
2016-05-10 07:25:48 C 14 00 53.64 +08 20 43.0 q G96
2016-05-10 07:34:12 C 14 00 51.95 +08 21 07.7 q 703
2016-05-13 03:46:16 C 13 47 55.22 +11 44 35.3 u H21
2016-05-13 04:02:47 C 13 47 51.71 +11 45 26.9 u H21
2016-05-13 04:31:48 C 13 47 45.56 +11 46 56.9 u H21
2016-05-13 09:27:33 C 13 46 43.56 +12 02 21.0 o 691
2016-05-13 09:44:48 C 13 46 39.94 +12 03 14.5 o 691
2016-05-13 10:01:56 C 13 46 36.37 +12 04 07.3 o 691
2016-05-28 07:53:14 C 12 06 51.891 +32 43 31.55 L F51
2016-05-28 08:08:56 C 12 06 45.913 +32 44 23.82 L F51
2016-05-28 08:24:44 C 12 06 39.871 +32 45 16.63 L F51
2017-01-21 11:39:33 C 10 02 44.14 +00 55 22.7 1 T09
2017-01-21 12:17:05 C 10 02 41.26 +00 55 36.6 1 T09