2004 HR56

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4296962000
Semi-major axis (a)1.5411733000 AU
Inclination (i)5.84868000°
Long. of Asc. Node (Ω)40.86119000°
Arg. of Perihelion (ω)88.35511000°
Mean Anomaly (M)142.76748000°
Mean Motion (n)0.5151418700°/day
Perihelion dist (q)0.87893700 AU
Aphelion dist (Q)2.20340960 AU
Orbital Period1.91327420 yr
Physical Parameters
H (abs. magnitude)23.35
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.650″
Uncertainty9
Orbit TypeApollo
MOID0.059758 AU
Observations Used10
Oppositions1
Arc Total
First Observation Used
Last Observation Used2004-04-28
Observations (11)
Date Type RA Dec Mag Band Observatory
2004-04-25 08:04:49 C 15 00 22.76 -15 10 25.8 c 691
2004-04-25 08:45:02 C 15 00 17.58 -15 10 47.9 c 691
2004-04-25 09:24:11 C 15 00 12.53 -15 11 08.7 c 691
2004-04-25 10:55:45 C 15 00 02.34 -15 11 53.8 V 568
2004-04-25 11:33:58 C 14 59 57.41 -15 12 14.7 V 568
2004-04-26 06:13:11 C 14 57 46.63 -15 22 16.4 d 291
2004-04-26 06:21:10 C 14 57 45.61 -15 22 20.7 d 291
2004-04-26 06:27:35 C 14 57 44.81 -15 22 24.0 d 291
2004-04-28 07:39:27 C 14 52 12.46 -15 46 35.7 d 291
2004-04-28 07:55:41 C 14 52 10.58 -15 46 43.1 d 291
2004-04-28 08:07:49 C 14 52 09.16 -15 46 48.8 d 291