AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Senec ∴ Summary
Contact »
(20664) Senec  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.47708 1.956e-08 au
e 0.067855 3.065e-08
i 10.294 3.468e-06 deg
Ω 163.131 1.98e-05 deg
ω 149.415 3.701e-05 deg
M 339.203 3.334e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.8 mag
Slope parameter (G)    0.15 mag
Perihelion 3.2411 au
Aphelion 3.713 au
Asc. node-Earth separation 2.68454 au
Desc. node-Earth separation 2.26243 au
Earth MOID 2.23277 au
Orbital period 2368.21 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2776 (8)
Radar observations (Discarded) 0 (0)
Arc length 11299 days
Unobserved 226 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 312.022 deg
Declination -9.55976 deg
V Magnitude 18.85 mag
Solar Elongation 84.17 deg
Galactic Latitude -30.22 deg
Rate 0.203 deg/day
Direction 70.397 deg

More info »