AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Hirohatagaoka ∴ Summary
Contact »
(55875) Hirohatagaoka  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60121 5.628e-09 au
e 0.212417 5.471e-08
i 5.889 5.826e-06 deg
Ω 22.726 3.388e-05 deg
ω 6.825 3.57e-05 deg
M 115.184 9.363e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0487 au
Aphelion 3.1537 au
Asc. node-Earth separation 1.05505 au
Desc. node-Earth separation 2.14511 au
Earth MOID 1.05404 au
Orbital period 1532.36 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1466 (5)
Radar observations (Discarded) 0 (0)
Arc length 12017 days
Unobserved 48 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 154.531 deg
Declination 14.9146 deg
V Magnitude 20.48 mag
Solar Elongation -115.01 deg
Galactic Latitude 52.37 deg
Rate 0.057 deg/day
Direction 156.283 deg

More info »