AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001QD89 ∴ Summary
Contact »
(155951) 2001QD89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34952 9.42e-09 au
e 0.132348 5.343e-08
i 6.946 5.685e-06 deg
Ω 164.211 3.872e-05 deg
ω 208.318 4.345e-05 deg
M 88.07 1.856e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0386 au
Aphelion 2.6605 au
Asc. node-Earth separation 1.62121 au
Desc. node-Earth separation 1.06017 au
Earth MOID 1.04086 au
Orbital period 1315.43 days
Date of orbit computation  Jun 5 01:10
Observational summary
Optical observations (Discarded) 517 (0)
Radar observations (Discarded) 0 (0)
Arc length 8214.97 days
Unobserved 124 days

More info »
Ephemeris at epoch 60478 MJD
Right Ascension 123.371 deg
Declination 17.2719 deg
V Magnitude 21.92 mag
Solar Elongation -35.83 deg
Galactic Latitude 25.67 deg
Rate 0.428 deg/day
Direction 99.264 deg

More info »