AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RH81 ∴ Summary
Contact »
(222080) 1999RH81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.8674 2.165e-08 au
e 0.180407 6.711e-08
i 11.685 5.581e-06 deg
Ω 168.928 3.716e-05 deg
ω 186.354 4.521e-05 deg
M 17.582 3.078e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3501 au
Aphelion 3.3847 au
Asc. node-Earth separation 2.38733 au
Desc. node-Earth separation 1.34627 au
Earth MOID 1.34551 au
Orbital period 1773.5 days
Date of orbit computation  apr 23 20:36
Observational summary
Optical observations (Discarded) 408 (2)
Radar observations (Discarded) 0 (0)
Arc length 9268 days
Unobserved 206 days

More info »
Ephemeris at epoch 60437 MJD
Right Ascension 34.9675 deg
Declination 8.04721 deg
V Magnitude 21.26 mag
Solar Elongation 12.51 deg
Galactic Latitude -48.82 deg
Rate 0.48 deg/day
Direction 74.987 deg

More info »