AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SY139 ∴ Summary
Contact »
(22737) 1998SY139  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.09975 1.563e-08 au
e 0.019231 3.179e-08
i 10.16 3.617e-06 deg
Ω 236.729 1.886e-05 deg
ω 14.376 0.000101 deg
M 15.235 0.0001007 deg

More info »
Other useful info
Absolute Magnitude (H)    12.9 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0401 au
Aphelion 3.1594 au
Asc. node-Earth separation 2.03041 au
Desc. node-Earth separation 2.16991 au
Earth MOID 2.02736 au
Orbital period 1993.37 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 3305 (18)
Radar observations (Discarded) 0 (0)
Arc length 9939.41 days
Unobserved 260 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 290.519 deg
Declination -15.3159 deg
V Magnitude 18.32 mag
Solar Elongation 104.94 deg
Galactic Latitude -13.58 deg
Rate 0.131 deg/day
Direction 51.696 deg

More info »