AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XJ139 ∴ Summary
Contact »
(97271) 1999XJ139  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74983 1.661e-08 au
e 0.034879 5.735e-08
i 5.968 6.878e-06 deg
Ω 29.61 4.001e-05 deg
ω 307.911 9.228e-05 deg
M 168.204 8.42e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6539 au
Aphelion 2.8457 au
Asc. node-Earth separation 1.69461 au
Desc. node-Earth separation 1.80208 au
Earth MOID 1.65014 au
Orbital period 1665.55 days
Date of orbit computation  feb 22 02:10
Observational summary
Optical observations (Discarded) 845 (5)
Radar observations (Discarded) 0 (0)
Arc length 8887.26 days
Unobserved 81 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 134.843 deg
Declination 23.0442 deg
V Magnitude 20.82 mag
Solar Elongation -97.66 deg
Galactic Latitude 37.75 deg
Rate 0.161 deg/day
Direction 121.762 deg

More info »