AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Marathon ∴ Summary
Contact »
(4356) Marathon  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80045 1.018e-08 au
e 0.192068 2.402e-08
i 7.464 4.047e-06 deg
Ω 1.859 1.829e-05 deg
ω 264.615 2.151e-05 deg
M 269.502 1.098e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2626 au
Aphelion 3.3383 au
Asc. node-Earth separation 1.74428 au
Desc. node-Earth separation 1.65299 au
Earth MOID 1.26193 au
Orbital period 1711.75 days
Date of orbit computation  feb 22 01:50
Observational summary
Optical observations (Discarded) 4368 (514)
Radar observations (Discarded) 0 (0)
Arc length 23116.3 days
Unobserved 77 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 142.784 deg
Declination 18.5127 deg
V Magnitude 18.41 mag
Solar Elongation -110.03 deg
Galactic Latitude 43.35 deg
Rate 0.077 deg/day
Direction 146.796 deg

More info »