AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JB81 ∴ Summary
Contact »
(33639) 1999JB81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.88828 1.436e-08 au
e 0.030028 2.992e-08
i 14.204 3.784e-06 deg
Ω 135.666 1.986e-05 deg
ω 150.248 9.811e-05 deg
M 348.088 9.729e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8016 au
Aphelion 2.975 au
Asc. node-Earth separation 1.97749 au
Desc. node-Earth separation 1.79864 au
Earth MOID 1.79173 au
Orbital period 1792.9 days
Date of orbit computation  apr 23 19:53
Observational summary
Optical observations (Discarded) 2678 (6)
Radar observations (Discarded) 0 (0)
Arc length 9602.52 days
Unobserved 48 days

More info »
Ephemeris at epoch 60440 MJD
Right Ascension 303.131 deg
Declination -10.3227 deg
V Magnitude 18.24 mag
Solar Elongation 106.25 deg
Galactic Latitude -22.65 deg
Rate 0.119 deg/day
Direction 77.779 deg

More info »