AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004HB21 ∴ Summary
Contact »
(568565) 2004HB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.0455 3.66e-08 au
e 0.108723 5.03e-08
i 12.731 8.382e-06 deg
Ω 64.061 2.787e-05 deg
ω 224.205 5.144e-05 deg
M 206.407 4.261e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7144 au
Aphelion 3.3766 au
Asc. node-Earth separation 2.27768 au
Desc. node-Earth separation 1.77897 au
Earth MOID 1.71409 au
Orbital period 1941.27 days
Date of orbit computation  feb 22 03:49
Observational summary
Optical observations (Discarded) 222 (1)
Radar observations (Discarded) 0 (0)
Arc length 7212.91 days
Unobserved 93 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 119.524 deg
Declination 32.8542 deg
V Magnitude 22.29 mag
Solar Elongation -82.21 deg
Galactic Latitude 27.5 deg
Rate 0.184 deg/day
Direction 113.715 deg

More info »