AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JN80 ∴ Summary
Contact »
(17998) 1999JN80  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.06496 2.091e-08 au
e 0.113991 4.527e-08
i 9.9 5.144e-06 deg
Ω 157.606 2.738e-05 deg
ω 77.943 3.557e-05 deg
M 222.584 2.27e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7156 au
Aphelion 3.4143 au
Asc. node-Earth separation 1.96306 au
Desc. node-Earth separation 2.08919 au
Earth MOID 1.72562 au
Orbital period 1959.91 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 1307 (10)
Radar observations (Discarded) 0 (0)
Arc length 14981.5 days
Unobserved 392 days

More info »
Ephemeris at epoch 58568 MJD
Right Ascension 99.5563 deg
Declination 16.202 deg
V Magnitude 19.16 mag
Solar Elongation -94.42 deg
Galactic Latitude 4.47 deg
Rate 0.145 deg/day
Direction 70.725 deg

More info »





This Web Site has been visited 130232 times since

and this Page has been visited 146 times since 2011/10/13