NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998ST4 ∴ Summary
Contact »
(333888) 1998ST4  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.81419 1.165e-08 au
e 0.599264 2.937e-08
i 9.301 4.495e-06 deg
Ω 239.308 2.144e-05 deg
ω 207.052 2.274e-05 deg
M 16.581 2.86e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    16.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1277 au
Aphelion 4.5006 au
Asc. node-Earth separation 2.85641 au
Desc. node-Earth separation 0.18735 au
Earth MOID 0.15651 au
Orbital period 1724.37 days
Date of orbit computation   May 18 15:01
Observational summary
Optical observations (Discarded) 993 (0)
Radar observations (Discarded) 0 (0)
Arc length 7212 days
Unobserved 127 days

More info »
Ephemeris at epoch 58382 MJD
Right Ascension 200.568 deg
Declination -12.1171 deg
V Magnitude 22.4 mag
Solar Elongation -26 deg
Galactic Latitude 50.05 deg
Rate 0.388 deg/day
Direction 108.611 deg

More info »





This Web Site has been visited 37539 times since 359

and this Page has been visited 4088 times since 2012/09/10