AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RY97 ∴ Summary
Contact »
(121261) 1999RY97  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.80191 2.734e-08 au
e 0.111702 8.127e-08
i 4.185 8.592e-06 deg
Ω 168.922 8.258e-05 deg
ω 206.802 8.719e-05 deg
M 12.031 2.911e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4889 au
Aphelion 3.1149 au
Asc. node-Earth separation 2.07868 au
Desc. node-Earth separation 1.50941 au
Earth MOID 1.48998 au
Orbital period 1713.09 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 448 (5)
Radar observations (Discarded) 0 (0)
Arc length 6987.05 days
Unobserved 94 days

More info »
Ephemeris at epoch 58506 MJD
Right Ascension 34.5964 deg
Declination 9.24274 deg
V Magnitude 20.42 mag
Solar Elongation -93.01 deg
Galactic Latitude -47.96 deg
Rate 0.239 deg/day
Direction 66.642 deg

More info »





This Web Site has been visited 182678 times since

and this Page has been visited 74 times since 2011/12/30