AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002BL31 ∴ Summary
Contact »
(258538) 2002BL31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 5.14239 1.084e-07 au
e 0.16387 5.294e-08
i 6.682 5.266e-06 deg
Ω 92.847 6.203e-05 deg
ω 37.96 6.657e-05 deg
M 338.052 2.844e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 4.2997 au
Aphelion 5.9851 au
Asc. node-Earth separation 3.44911 au
Desc. node-Earth separation 4.72992 au
Earth MOID 3.31828 au
Orbital period 4259.38 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 429 (2)
Radar observations (Discarded) 0 (0)
Arc length 8419.77 days
Unobserved 68 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 86.7903 deg
Declination 24.2222 deg
V Magnitude 20.62 mag
Solar Elongation -78.62 deg
Galactic Latitude -2.15 deg
Rate 0.147 deg/day
Direction 84.743 deg

More info »