AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RJ90 ∴ Summary
Contact »
(99920) 1999RJ90  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.53315 9.887e-09 au
e 0.027576 4.444e-08
i 13.486 3.52e-06 deg
Ω 14.561 1.823e-05 deg
ω 129.35 7.296e-05 deg
M 246.888 7.04e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4633 au
Aphelion 2.603 au
Asc. node-Earth separation 1.5777 au
Desc. node-Earth separation 1.48755 au
Earth MOID 1.48282 au
Orbital period 1472.62 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 1922 (10)
Radar observations (Discarded) 0 (0)
Arc length 11754.9 days
Unobserved 131 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 27.9859 deg
Declination 14.655 deg
V Magnitude 19.69 mag
Solar Elongation -3.62 deg
Galactic Latitude -45.71 deg
Rate 0.445 deg/day
Direction 64.558 deg

More info »