AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2003HK21 ∴ Summary
Contact »
(298345) 2003HK21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.11221 3.16e-08 au
e 0.205256 6.943e-08
i 5.148 7.635e-06 deg
Ω 200.776 5.971e-05 deg
ω 337.059 6.189e-05 deg
M 308.3 1.824e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4734 au
Aphelion 3.751 au
Asc. node-Earth separation 1.50522 au
Desc. node-Earth separation 2.67906 au
Earth MOID 1.47853 au
Orbital period 2005.41 days
Date of orbit computation  feb 22 02:53
Observational summary
Optical observations (Discarded) 353 (2)
Radar observations (Discarded) 0 (0)
Arc length 7563.93 days
Unobserved 98 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 90.3212 deg
Declination 18.8537 deg
V Magnitude 21.73 mag
Solar Elongation -61.31 deg
Galactic Latitude -2.03 deg
Rate 0.323 deg/day
Direction 87.09 deg

More info »