NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2009RA4 ∴ Summary
Contact »
2009RA4  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.26641 0.0002427 au
e 0.449471 5.421e-05
i 6.204 0.0005239 deg
Ω 358.201 6.526e-05 deg
ω 345.252 0.001066 deg
M 239.167 0.1579 deg

More info »
Other useful info
Absolute Magnitude (H)    21.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2477 au
Aphelion 3.2851 au
Asc. node-Earth separation 0.25654 au
Desc. node-Earth separation 2.20181 au
Earth MOID 0.24153 au
Orbital period 1246.25 days
Date of orbit computation   Oct 1 18:14
Observational summary
Optical observations (Discarded) 39 (1)
Radar observations (Discarded) 0 (0)
Arc length 58 days
Unobserved 3292 days

More info »
Ephemeris at epoch 58438 MJD
Right Ascension 202.552 deg
Declination -11.0017 deg
V Magnitude 27.4 mag
Solar Elongation 28.42 deg
Galactic Latitude 50.73 deg
Rate 0.359 deg/day
Direction 113.943 deg

More info »





This Web Site has been visited 367246 times since 47

and this Page has been visited 1929 times since 2011/05/26