AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998CJ4 ∴ Summary
Contact »
(21378) 1998CJ4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62009 7.767e-09 au
e 0.194813 3.427e-08
i 11.297 4.824e-06 deg
Ω 325.394 1.614e-05 deg
ω 120.048 2.019e-05 deg
M 104.22 1.161e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1097 au
Aphelion 3.1305 au
Asc. node-Earth separation 1.78116 au
Desc. node-Earth separation 1.3095 au
Earth MOID 1.1516 au
Orbital period 1549.08 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2724 (7)
Radar observations (Discarded) 0 (0)
Arc length 15751.7 days
Unobserved 33 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 205.272 deg
Declination -27.8004 deg
V Magnitude 17.73 mag
Solar Elongation -163.82 deg
Galactic Latitude 33.79 deg
Rate 0.23 deg/day
Direction -71.786 deg

More info »