AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991JC ∴ Summary
Contact »
(21060) 1991JC  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34403 6.288e-09 au
e 0.191796 2.61e-08
i 3.467 3.004e-06 deg
Ω 70.257 5.391e-05 deg
ω 192.928 5.45e-05 deg
M 31.947 9.599e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8945 au
Aphelion 2.7936 au
Asc. node-Earth separation 1.79163 au
Desc. node-Earth separation 0.88824 au
Earth MOID 0.87888 au
Orbital period 1310.82 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2598 (13)
Radar observations (Discarded) 0 (0)
Arc length 11724.7 days
Unobserved 320 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 344.338 deg
Declination -9.54725 deg
V Magnitude 19.4 mag
Solar Elongation 53.09 deg
Galactic Latitude -57.86 deg
Rate 0.497 deg/day
Direction 69.328 deg

More info »