AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2008HR55 ∴ Summary
Contact »
(424608) 2008HR55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.45587 1.526e-08 au
e 0.166705 5.437e-08
i 3.359 6.451e-06 deg
Ω 75.424 0.0001326 deg
ω 171.023 0.0001351 deg
M 38.152 2.964e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0465 au
Aphelion 2.8653 au
Asc. node-Earth separation 1.874 au
Desc. node-Earth separation 1.03517 au
Earth MOID 1.03289 au
Orbital period 1405.74 days
Date of orbit computation  apr 23 21:20
Observational summary
Optical observations (Discarded) 149 (1)
Radar observations (Discarded) 0 (0)
Arc length 6939.86 days
Unobserved 389 days

More info »
Ephemeris at epoch 60440 MJD
Right Ascension 339.534 deg
Declination -11.5082 deg
V Magnitude 22.52 mag
Solar Elongation 72.73 deg
Galactic Latitude -55.05 deg
Rate 0.38 deg/day
Direction 71.536 deg

More info »