2009 HE

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4003586846
Semi-major axis (a)1.3003582904 AU
Inclination (i)44.38877787°
Long. of Asc. Node (Ω)200.89237729°
Arg. of Perihelion (ω)118.01283908°
Mean Anomaly (M)4.70407695°
Mean Motion (n)0.6646757900°/day
Perihelion dist (q)0.77974920 AU
Aphelion dist (Q)1.82096600 AU
Orbital Period1.48283970 yr
Physical Parameters
H (abs. magnitude)21.03
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.387″
Uncertainty
Orbit TypeApollo
MOID0.073304 AU
Observations Used36
Oppositions2
Arc Total2009-2009
First Observation Used
Last Observation Used2015-05-18
Observations (39)
Date Type RA Dec Mag Band Observatory
2009-04-17 07:18:32 C 13 52 44.61 +12 34 16.7 r G96
2009-04-17 07:28:24 C 13 52 43.57 +12 35 21.1 r G96
2009-04-17 07:38:17 C 13 52 42.52 +12 36 25.2 r G96
2009-04-17 07:48:03 C 13 52 41.55 +12 37 28.2 r G96
2009-04-17 09:17:47 C 13 52 32.26 +12 47 08.5 r G96
2009-04-17 09:18:36 C 13 52 32.16 +12 47 13.9 r G96
2009-04-17 09:19:26 C 13 52 32.08 +12 47 19.3 r G96
2009-04-17 09:20:04 C 13 52 32.05 +12 47 23.7 r G96
2009-04-18 05:08:51 C 13 50 37.64 +14 56 12.6 r G96
2009-04-18 05:09:30 C 13 50 37.57 +14 56 17.1 r G96
2009-04-18 05:10:09 C 13 50 37.50 +14 56 21.2 r G96
2009-04-18 05:10:50 C 13 50 37.42 +14 56 25.2 r G96
2009-04-18 06:03:00 C 13 50 31.91 +15 02 08.1 c 651
2009-04-18 06:04:17 C 13 50 31.76 +15 02 16.5 c 651
2009-04-18 06:09:20 C 13 50 31.22 +15 02 49.6 c 651
2009-04-18 06:21:47 C 13 50 29.88 +15 04 10.5 o 291
2009-04-18 06:22:51 C 13 50 29.06 +15 04 13.4 r H55
2009-04-18 06:27:30 C 13 50 29.31 +15 04 47.7 o 291
2009-04-18 06:27:58 C 13 50 28.52 +15 04 46.5 r H55
2009-04-18 06:34:00 C 13 50 27.90 +15 05 25.7 r H55
2009-04-18 06:34:25 C 13 50 28.56 +15 05 32.8 o 291
2009-04-19 09:57:21 C 13 47 40.03 +18 04 32.2 o 291
2009-04-19 10:02:52 C 13 47 39.47 +18 05 06.9 o 291
2009-04-19 10:08:28 C 13 47 38.75 +18 05 44.1 o 291
2009-04-20 21:25:24 C 13 43 55.25 +21 55 50.7 r 113
2009-04-20 21:33:46 C 13 43 54.26 +21 56 45.1 r 113
2009-04-22 02:02:18 C 13 40 42.63 +25 00 30.4 v 204
2009-04-22 02:17:00 C 13 40 40.90 +25 02 03.6 v 204
2009-04-22 07:18:34 C 13 40 07.02 +25 34 16.1 o H55
2009-04-22 07:22:36 C 13 40 06.52 +25 34 42.0 o H55
2009-04-22 07:26:41 C 13 40 06.05 +25 35 07.9 o H55
2009-04-23 07:13:55 C 13 37 20.78 +28 05 30.5 o H55
2009-04-23 07:22:16 C 13 37 19.74 +28 06 23.7 o H55
2009-05-15 03:26:19 C 12 20 49.86 +63 49 19.4 o H55
2009-05-15 03:54:10 C 12 20 44.96 +63 50 19.4 o H55
2009-05-15 04:15:41 C 12 20 41.08 +63 51 06.4 o H55
2015-04-21 14:44:16 S 19 11 36.725 +39 55 26.72 L C51
2015-04-21 17:53:19 S 19 12 29.273 +40 09 24.30 L C51
2015-04-21 19:27:45 S 19 12 55.526 +40 16 20.10 L C51