AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Hersilia ∴ Summary
Contact »
(206) Hersilia  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.74284 8.869e-09 au
e 0.037543 3.44e-08
i 3.777 3.978e-06 deg
Ω 145.091 5.555e-05 deg
ω 301.98 7.509e-05 deg
M 160.439 5.055e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    8.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6399 au
Aphelion 2.8458 au
Asc. node-Earth separation 1.69658 au
Desc. node-Earth separation 1.78197 au
Earth MOID 1.65775 au
Orbital period 1659.2 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2656 (140)
Radar observations (Discarded) 0 (0)
Arc length 50743.9 days
Unobserved 216 days

More info »
Ephemeris at epoch 58598 MJD
Right Ascension 311.361 deg
Declination -15.6368 deg
V Magnitude 14.23 mag
Solar Elongation 84.7 deg
Galactic Latitude -32.13 deg
Rate 0.235 deg/day
Direction 74.715 deg

More info »





This Web Site has been visited 167270 times since

and this Page has been visited 339 times since 2011/10/22