AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SW9 ∴ Summary
Contact »
(40200) 1998SW9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1821 1.672e-08 au
e 0.20783 3.513e-08
i 1.412 3.636e-06 deg
Ω 125.95 0.0001881 deg
ω 202.745 0.0001886 deg
M 210.358 1.221e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5208 au
Aphelion 3.8434 au
Asc. node-Earth separation 2.78166 au
Desc. node-Earth separation 1.54019 au
Earth MOID 1.50946 au
Orbital period 2073.34 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1579 (5)
Radar observations (Discarded) 0 (0)
Arc length 11550.1 days
Unobserved 37 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 161.608 deg
Declination 9.12871 deg
V Magnitude 20.24 mag
Solar Elongation -124.62 deg
Galactic Latitude 55.44 deg
Rate 0.043 deg/day
Direction -70.912 deg

More info »