AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Prothoon ∴ Summary
Contact »
(12444) Prothoon  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 5.24323 1.12e-07 au
e 0.072029 5.687e-08
i 30.828 6.253e-06 deg
Ω 213.224 1.093e-05 deg
ω 64.746 5.559e-05 deg
M 256.789 6.12e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    9.9 mag
Slope parameter (G)    0.15 mag
Perihelion 4.8656 au
Aphelion 5.6209 au
Asc. node-Earth separation 4.05318 au
Desc. node-Earth separation 4.38736 au
Earth MOID 3.95048 au
Orbital period 4385.27 days
Date of orbit computation  Oct 31 05:03
Observational summary
Optical observations (Discarded) 1466 (14)
Radar observations (Discarded) 0 (0)
Arc length 8108.01 days
Unobserved 163 days

More info »
Ephemeris at epoch 58438 MJD
Right Ascension 175.068 deg
Declination -18.2155 deg
V Magnitude 17.95 mag
Solar Elongation 52.77 deg
Galactic Latitude 41.48 deg
Rate 0.171 deg/day
Direction 118.132 deg

More info »





This Web Site has been visited 196548 times since

and this Page has been visited 168 times since 2011/12/30