AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HN103 ∴ Summary
Contact »
(257331) 2009HN103  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.24289 9.603e-09 au
e 0.081549 5.447e-08
i 2.947 4.629e-06 deg
Ω 101.274 0.0001136 deg
ω 112.049 0.0001175 deg
M 171.736 3.068e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.06 au
Aphelion 2.4258 au
Asc. node-Earth separation 1.31593 au
Desc. node-Earth separation 1.1449 au
Earth MOID 1.05551 au
Orbital period 1226.9 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 258 (0)
Radar observations (Discarded) 0 (0)
Arc length 10516.8 days
Unobserved 193 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 32.1487 deg
Declination 10.9315 deg
V Magnitude 22.74 mag
Solar Elongation 2.93 deg
Galactic Latitude -47.59 deg
Rate 0.462 deg/day
Direction 69.912 deg

More info »