AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Dawn ∴ Summary
Contact »
(1618) Dawn  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.86942 1.194e-08 au
e 0.027224 3.582e-08
i 3.225 3.897e-06 deg
Ω 102.927 9.317e-05 deg
ω 182.639 0.0001365 deg
M 166.937 9.955e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    11.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7913 au
Aphelion 2.9475 au
Asc. node-Earth separation 1.96327 au
Desc. node-Earth separation 1.77372 au
Earth MOID 1.77368 au
Orbital period 1775.37 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2163 (14)
Radar observations (Discarded) 0 (0)
Arc length 33491.3 days
Unobserved 91 days

More info »
Ephemeris at epoch 58503 MJD
Right Ascension 111.527 deg
Declination 22.8153 deg
V Magnitude 15.34 mag
Solar Elongation -170.37 deg
Galactic Latitude 17.48 deg
Rate 0.215 deg/day
Direction -77.625 deg

More info »





This Web Site has been visited 143061 times since

and this Page has been visited 35 times since