NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998RO4 ∴ Summary
Contact »
(27031) 1998RO4  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 2.14001 4.923e-09 au
e 0.424941 3.34e-08
i 5.354 4.661e-06 deg
Ω 191.905 3.972e-05 deg
ω 111.763 4.079e-05 deg
M 43.94 1.274e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2306 au
Aphelion 3.0494 au
Asc. node-Earth separation 1.08354 au
Desc. node-Earth separation 0.51508 au
Earth MOID 0.23582 au
Orbital period 1143.46 days
Date of orbit computation   Nov 20 14:58
Observational summary
Optical observations (Discarded) 215 (6)
Radar observations (Discarded) 0 (0)
Arc length 24192 days
Unobserved 2 days

More info »
Ephemeris at epoch 58078 MJD
Right Ascension 62.7755 deg
Declination 13.5629 deg
V Magnitude 20.3 mag
Solar Elongation 171.23 deg
Galactic Latitude -26.75 deg
Rate 0.341 deg/day
Direction -104.243 deg

More info »





This Web Site has been visited 98674 times since

and this Page has been visited 4320 times since 2011/06/25