AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SQ40 ∴ Summary
Contact »
(347500) 1998SQ40  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69693 1.984e-08 au
e 0.026095 5.819e-08
i 1.98 9.018e-06 deg
Ω 21.988 0.0001576 deg
ω 239.737 0.0002383 deg
M 11.027 0.0001764 deg

More info »
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6266 au
Aphelion 2.7673 au
Asc. node-Earth separation 1.73455 au
Desc. node-Earth separation 1.65781 au
Earth MOID 1.61153 au
Orbital period 1617.72 days
Date of orbit computation  apr 23 21:03
Observational summary
Optical observations (Discarded) 210 (3)
Radar observations (Discarded) 0 (0)
Arc length 8982.04 days
Unobserved 367 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 304.642 deg
Declination -21.843 deg
V Magnitude 22.54 mag
Solar Elongation 94.05 deg
Galactic Latitude -28.44 deg
Rate 0.218 deg/day
Direction 80.559 deg

More info »