AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HN89 ∴ Summary
Contact »
(251604) 2009HN89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.67047 1.953e-08 au
e 0.170218 4.586e-08
i 3.354 5.845e-06 deg
Ω 70.14 0.0001085 deg
ω 216.983 0.0001106 deg
M 102.138 2.273e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2159 au
Aphelion 3.125 au
Asc. node-Earth separation 2.01561 au
Desc. node-Earth separation 1.26892 au
Earth MOID 1.20044 au
Orbital period 1593.97 days
Date of orbit computation  feb 22 02:43
Observational summary
Optical observations (Discarded) 332 (1)
Radar observations (Discarded) 0 (0)
Arc length 6260.67 days
Unobserved 132 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 43.1164 deg
Declination 15.6398 deg
V Magnitude 22.35 mag
Solar Elongation -16.25 deg
Galactic Latitude -38.12 deg
Rate 0.392 deg/day
Direction 71.835 deg

More info »