AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RB9 ∴ Summary
Contact »
(91437) 1999RB9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.94412 1.681e-08 au
e 0.090082 4.151e-08
i 6.241 4.594e-06 deg
Ω 348.919 3.743e-05 deg
ω 310.561 4.466e-05 deg
M 351.98 2.528e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6789 au
Aphelion 3.2093 au
Asc. node-Earth separation 1.75261 au
Desc. node-Earth separation 2.10912 au
Earth MOID 1.66861 au
Orbital period 1845.15 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1000 (2)
Radar observations (Discarded) 0 (0)
Arc length 11413 days
Unobserved 319 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 321.8 deg
Declination -20.2183 deg
V Magnitude 20.36 mag
Solar Elongation 78.22 deg
Galactic Latitude -43.04 deg
Rate 0.296 deg/day
Direction 73.234 deg

More info »