AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SW40 ∴ Summary
Contact »
(120907) 1998SW40  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.26463 2.016e-08 au
e 0.242701 3.631e-08
i 0.964 4.456e-06 deg
Ω 298.798 0.0003319 deg
ω 352.573 0.000332 deg
M 152.224 1.426e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4723 au
Aphelion 4.057 au
Asc. node-Earth separation 1.4607 au
Desc. node-Earth separation 3.06207 au
Earth MOID 1.45586 au
Orbital period 2154.51 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 849 (3)
Radar observations (Discarded) 0 (0)
Arc length 10587.9 days
Unobserved 84 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 78.7212 deg
Declination 23.4297 deg
V Magnitude 21.93 mag
Solar Elongation -72.19 deg
Galactic Latitude -8.78 deg
Rate 0.171 deg/day
Direction 86.533 deg

More info »