AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004HD18 ∴ Summary
Contact »
(157095) 2004HD18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.16171 7.263e-09 au
e 0.153072 3.646e-08
i 2.464 3.866e-06 deg
Ω 193.943 9.277e-05 deg
ω 80.232 9.408e-05 deg
M 58.449 1.316e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8308 au
Aphelion 2.4926 au
Asc. node-Earth separation 1.05746 au
Desc. node-Earth separation 1.16878 au
Earth MOID 0.81633 au
Orbital period 1160.9 days
Date of orbit computation  apr 23 20:22
Observational summary
Optical observations (Discarded) 851 (7)
Radar observations (Discarded) 0 (0)
Arc length 9113.93 days
Unobserved 291 days

More info »
Ephemeris at epoch 60427 MJD
Right Ascension 9.53616 deg
Declination 4.62372 deg
V Magnitude 21.41 mag
Solar Elongation 26.32 deg
Galactic Latitude -58.09 deg
Rate 0.524 deg/day
Direction 67.872 deg

More info »