AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009DF17 ∴ Summary
Contact »
(312516) 2009DF17  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.34154 3.459e-08 au
e 0.07914 1.815e-07
i 6.053 1.853e-05 deg
Ω 174.118 8.281e-05 deg
ω 335.995 0.0001088 deg
M 264.489 6.719e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1562 au
Aphelion 2.5268 au
Asc. node-Earth separation 1.1739 au
Desc. node-Earth separation 1.50297 au
Earth MOID 1.16656 au
Orbital period 1308.73 days
Date of orbit computation  Dec 20 14:48
Observational summary
Optical observations (Discarded) 101 (2)
Radar observations (Discarded) 0 (0)
Arc length 7591.21 days
Unobserved 787 days

More info »
Ephemeris at epoch 58580 MJD
Right Ascension 73.9074 deg
Declination 17.5104 deg
V Magnitude 22.56 mag
Solar Elongation -58.12 deg
Galactic Latitude -15.88 deg
Rate 0.434 deg/day
Direction 80.134 deg

More info »





This Web Site has been visited 1123399 times since

and this Page has been visited 46 times since 2012/02/18