AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JO121 ∴ Summary
Contact »
(70100) 1999JO121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28732 7.486e-09 au
e 0.133015 5.209e-08
i 5.844 4.915e-06 deg
Ω 230.686 4.321e-05 deg
ω 342.056 4.555e-05 deg
M 90.269 1.492e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9831 au
Aphelion 2.5916 au
Asc. node-Earth separation 0.98434 au
Desc. node-Earth separation 1.58348 au
Earth MOID 0.97756 au
Orbital period 1263.54 days
Date of orbit computation  feb 22 02:04
Observational summary
Optical observations (Discarded) 1088 (6)
Radar observations (Discarded) 0 (0)
Arc length 8850.91 days
Unobserved 255 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 341.235 deg
Declination -2.84389 deg
V Magnitude 21.14 mag
Solar Elongation 47.67 deg
Galactic Latitude -51.22 deg
Rate 0.427 deg/day
Direction 65.887 deg

More info »