2009 HR2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5491609516
Semi-major axis (a)1.6406116314 AU
Inclination (i)10.24888226°
Long. of Asc. Node (Ω)27.64797158°
Arg. of Perihelion (ω)96.05029925°
Mean Anomaly (M)348.99028687°
Mean Motion (n)0.4690282600°/day
Perihelion dist (q)0.73965170 AU
Aphelion dist (Q)2.54155330 AU
Orbital Period2.10138220 yr
Physical Parameters
H (abs. magnitude)25.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.594″
Uncertainty
Orbit TypeApollo
MOID0.026532 AU
Observations Used31
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-04-27
Observations (31)
Date Type RA Dec Mag Band Observatory
2009-04-18 05:18:32 C 13 36 09.04 -10 19 37.5 o 691
2009-04-18 05:44:00 C 13 36 04.70 -10 21 36.9 o 691
2009-04-18 06:09:25 C 13 36 00.45 -10 23 34.7 o 691
2009-04-18 07:09:22 C 13 35 50.17 -10 28 13.3 c 651
2009-04-18 07:14:45 C 13 35 49.28 -10 28 38.4 c 651
2009-04-18 07:16:07 C 13 35 49.04 -10 28 46.1 c 651
2009-04-18 08:35:48 C 13 35 35.74 -10 34 50.0 o 291
2009-04-18 08:41:40 C 13 35 34.74 -10 35 16.8 o 291
2009-04-18 08:47:23 C 13 35 33.92 -10 35 42.7 o 291
2009-04-19 06:32:43 C 13 32 48.26 -12 06 22.7 r G96
2009-04-19 06:33:33 C 13 32 48.15 -12 06 26.2 r G96
2009-04-19 06:34:24 C 13 32 48.01 -12 06 29.3 r G96
2009-04-19 06:35:02 C 13 32 47.94 -12 06 31.5 r G96
2009-04-19 07:26:38 C 13 32 40.62 -12 09 46.7 o 291
2009-04-19 07:32:09 C 13 32 39.85 -12 10 08.2 o 291
2009-04-19 07:37:36 C 13 32 39.03 -12 10 28.2 o 291
2009-04-20 06:42:17 C 13 30 09.98 -13 30 11.3 v H01
2009-04-20 06:44:19 C 13 30 09.74 -13 30 17.8 v H01
2009-04-20 06:45:39 C 13 30 09.93 -13 30 20.2 o 291
2009-04-20 06:48:23 C 13 30 09.54 -13 30 29.1 r G96
2009-04-20 06:50:43 C 13 30 08.96 -13 30 37.9 v H01
2009-04-20 06:51:41 C 13 30 09.12 -13 30 39.5 o 291
2009-04-20 06:57:07 C 13 30 08.54 -13 30 56.1 o 291
2009-04-20 06:57:46 C 13 30 08.11 -13 31 00.2 v H01
2009-04-20 06:58:14 C 13 30 08.35 -13 31 00.1 r G96
2009-04-20 07:08:09 C 13 30 07.12 -13 31 31.2 r G96
2009-04-21 07:46:39 C 13 27 51.73 -14 42 32.7 o 291
2009-04-21 07:53:25 C 13 27 51.04 -14 42 49.8 o 291
2009-04-21 08:02:36 C 13 27 50.02 -14 43 14.5 o 291
2009-04-27 06:19:33 C 13 20 06.05 -18 51 51.6 o 291
2009-04-27 06:27:36 C 13 20 05.68 -18 52 02.5 o 291