AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SN155 ∴ Summary
Contact »
(237411) 1998SN155  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6404 1.335e-08 au
e 0.259063 5.972e-08
i 4.028 6.565e-06 deg
Ω 117.133 9.763e-05 deg
ω 199.216 9.902e-05 deg
M 9.982 1.613e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9564 au
Aphelion 3.3244 au
Asc. node-Earth separation 2.27735 au
Desc. node-Earth separation 0.96312 au
Earth MOID 0.94311 au
Orbital period 1567.12 days
Date of orbit computation  apr 23 20:39
Observational summary
Optical observations (Discarded) 252 (1)
Radar observations (Discarded) 0 (0)
Arc length 9029.12 days
Unobserved 313 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 1.53485 deg
Declination -1.67635 deg
V Magnitude 21.6 mag
Solar Elongation 35.24 deg
Galactic Latitude -62.33 deg
Rate 0.557 deg/day
Direction 68.454 deg

More info »