AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Demeter ∴ Summary
Contact »
(1108) Demeter  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.42794 4.139e-09 au
e 0.256329 2.93e-08
i 24.909 2.713e-06 deg
Ω 234.214 8.218e-06 deg
ω 78.118 9.596e-06 deg
M 352.846 5.232e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8056 au
Aphelion 3.0503 au
Asc. node-Earth separation 1.14365 au
Desc. node-Earth separation 1.40685 au
Earth MOID 0.94622 au
Orbital period 1381.83 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 4445 (39)
Radar observations (Discarded) 0 (0)
Arc length 34618.9 days
Unobserved 50 days

More info »
Ephemeris at epoch 60430 MJD
Right Ascension 336.488 deg
Declination 12.6104 deg
V Magnitude 16.21 mag
Solar Elongation 59.05 deg
Galactic Latitude -36.85 deg
Rate 0.611 deg/day
Direction 57.723 deg

More info »