AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Josefhlavka ∴ Summary
Contact »
(21539) Josefhlavka  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.17746 3.325e-08 au
e 0.028649 8.285e-08
i 13.18 7.092e-06 deg
Ω 301.27 2.685e-05 deg
ω 50.799 0.0001151 deg
M 187.536 0.0001095 deg

More info »
Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0864 au
Aphelion 3.2685 au
Asc. node-Earth separation 2.10187 au
Desc. node-Earth separation 2.24815 au
Earth MOID 2.08942 au
Orbital period 2068.8 days
Date of orbit computation  Oct 31 05:09
Observational summary
Optical observations (Discarded) 884 (4)
Radar observations (Discarded) 0 (0)
Arc length 8491.07 days
Unobserved 290 days

More info »
Ephemeris at epoch 58536 MJD
Right Ascension 209.709 deg
Declination -28.756 deg
V Magnitude 19.26 mag
Solar Elongation 114.06 deg
Galactic Latitude 31.83 deg
Rate 0.092 deg/day
Direction 174.754 deg

More info »





This Web Site has been visited 219079 times since

and this Page has been visited 73 times since 2011/10/17