NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998YO4 ∴ Summary
Contact »
(85839) 1998YO4  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 1.65359 8.207e-09 au
e 0.248197 4.125e-08
i 9.323 3.92e-06 deg
Ω 28.546 1.925e-05 deg
ω 199.553 2.152e-05 deg
M 64.817 1.983e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2432 au
Aphelion 2.064 au
Asc. node-Earth separation 1.03012 au
Desc. node-Earth separation 0.25343 au
Earth MOID 0.24029 au
Orbital period 776.677 days
Date of orbit computation   May 25 11:17
Observational summary
Optical observations (Discarded) 1115 (13)
Radar observations (Discarded) 0 (0)
Arc length 9029 days
Unobserved 554 days

More info »
Ephemeris at epoch 58685 MJD
Right Ascension 30.9033 deg
Declination 6.60149 deg
V Magnitude 20.17 mag
Solar Elongation 86.65 deg
Galactic Latitude -52.02 deg
Rate 0.324 deg/day
Direction 66.243 deg

More info »





This Web Site has been visited 1551462 times since

and this Page has been visited 6137 times since 2011/06/25