AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999OJ2 ∴ Summary
Contact »
(20489) 1999OJ2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.58792 9.132e-09 au
e 0.10475 3.329e-08
i 12.443 3.288e-06 deg
Ω 259.066 1.644e-05 deg
ω 255.444 2.329e-05 deg
M 183.305 1.67e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3168 au
Aphelion 2.859 au
Asc. node-Earth separation 1.61352 au
Desc. node-Earth separation 1.50985 au
Earth MOID 1.36495 au
Orbital period 1520.63 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 3169 (8)
Radar observations (Discarded) 0 (0)
Arc length 13078.2 days
Unobserved 200 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 351.633 deg
Declination 7.20265 deg
V Magnitude 18.77 mag
Solar Elongation 40.78 deg
Galactic Latitude -49.99 deg
Rate 0.369 deg/day
Direction 62.128 deg

More info »