AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998QN90 ∴ Summary
Contact »
(175749) 1998QN90  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66831 1.577e-08 au
e 0.274261 3.967e-08
i 11.803 6.152e-06 deg
Ω 250.331 2.506e-05 deg
ω 70.085 2.965e-05 deg
M 330.982 1.606e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9365 au
Aphelion 3.4001 au
Asc. node-Earth separation 1.2425 au
Desc. node-Earth separation 1.73707 au
Earth MOID 0.96035 au
Orbital period 1592.04 days
Date of orbit computation  apr 23 20:26
Observational summary
Optical observations (Discarded) 524 (1)
Radar observations (Discarded) 0 (0)
Arc length 9055.8 days
Unobserved 319 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 309.496 deg
Declination -11.852 deg
V Magnitude 20.1 mag
Solar Elongation 87.15 deg
Galactic Latitude -28.96 deg
Rate 0.438 deg/day
Direction 60.535 deg

More info »