AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001OS87 ∴ Summary
Contact »
(57115) 2001OS87  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06667 1.935e-08 au
e 0.152135 5.001e-08
i 22.548 5.467e-06 deg
Ω 284.281 1.51e-05 deg
ω 156.706 2.663e-05 deg
M 342.38 2.029e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6001 au
Aphelion 3.5332 au
Asc. node-Earth separation 2.46559 au
Desc. node-Earth separation 1.64577 au
Earth MOID 1.62849 au
Orbital period 1961.55 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1216 (2)
Radar observations (Discarded) 0 (0)
Arc length 13572 days
Unobserved days

More info »
Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

More info »