AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JJ17 ∴ Summary
Contact »
(49639) 1999JJ17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.14462 1.786e-08 au
e 0.188229 2.908e-08
i 14.583 3.167e-06 deg
Ω 91.935 1.491e-05 deg
ω 4.576 1.895e-05 deg
M 294.485 1.034e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5527 au
Aphelion 3.7365 au
Asc. node-Earth separation 1.57111 au
Desc. node-Earth separation 2.71734 au
Earth MOID 1.5702 au
Orbital period 2036.81 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 2818 (385)
Radar observations (Discarded) 0 (0)
Arc length 9882.41 days
Unobserved 176 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 23.0033 deg
Declination -1.94012 deg
V Magnitude 19.63 mag
Solar Elongation 18.68 deg
Galactic Latitude -63 deg
Rate 0.395 deg/day
Direction 67.956 deg

More info »