AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002QB21 ∴ Summary
Contact »
(211242) 2002QB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74584 1.624e-08 au
e 0.082044 6.16e-08
i 5.5 6.146e-06 deg
Ω 175.423 4.511e-05 deg
ω 198.579 5.424e-05 deg
M 243.278 3.089e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5206 au
Aphelion 2.9711 au
Asc. node-Earth separation 1.96275 au
Desc. node-Earth separation 1.52635 au
Earth MOID 1.52134 au
Orbital period 1661.92 days
Date of orbit computation  feb 22 02:35
Observational summary
Optical observations (Discarded) 509 (2)
Radar observations (Discarded) 0 (0)
Arc length 9949.82 days
Unobserved 302 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 271.482 deg
Declination -16.4244 deg
V Magnitude 21.04 mag
Solar Elongation 121.31 deg
Galactic Latitude 2.26 deg
Rate 0.05 deg/day
Direction 31.455 deg

More info »