AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JC9 ∴ Summary
Contact »
(17946) 1999JC9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.36178 8.001e-09 au
e 0.118192 2.756e-08
i 6.846 3.498e-06 deg
Ω 151.894 2.597e-05 deg
ω 128.088 3.085e-05 deg
M 264.86 1.877e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0826 au
Aphelion 2.6409 au
Asc. node-Earth separation 1.52342 au
Desc. node-Earth separation 1.16007 au
Earth MOID 1.07424 au
Orbital period 1325.74 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2357 (490)
Radar observations (Discarded) 0 (0)
Arc length 12582.2 days
Unobserved 35 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 160.378 deg
Declination 12.8739 deg
V Magnitude 19.59 mag
Solar Elongation -121.99 deg
Galactic Latitude 56.46 deg
Rate 0.02 deg/day
Direction 66.684 deg

More info »