AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998CY4 ∴ Summary
Contact »
(31237) 1998CY4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.9239 1.121e-08 au
e 0.020939 2.982e-08
i 1.183 3.334e-06 deg
Ω 204.574 0.0001637 deg
ω 246.91 0.0001854 deg
M 139.949 8.724e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8627 au
Aphelion 2.9851 au
Asc. node-Earth separation 1.94375 au
Desc. node-Earth separation 1.9031 au
Earth MOID 1.87989 au
Orbital period 1826.17 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 2192 (6)
Radar observations (Discarded) 0 (0)
Arc length 11280.2 days
Unobserved 97 days

More info »
Ephemeris at epoch 60450 MJD
Right Ascension 242.397 deg
Declination -19.9006 deg
V Magnitude 18.5 mag
Solar Elongation 174.86 deg
Galactic Latitude 22.82 deg
Rate 0.205 deg/day
Direction -77.866 deg

More info »