AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HJ37 ∴ Summary
Contact »
(257289) 2009HJ37  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6519 1.548e-08 au
e 0.181612 4.091e-08
i 12.098 6.382e-06 deg
Ω 210.251 2.155e-05 deg
ω 92.963 2.882e-05 deg
M 100.379 2.061e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1703 au
Aphelion 3.1335 au
Asc. node-Earth separation 1.58387 au
Desc. node-Earth separation 1.54664 au
Earth MOID 1.19631 au
Orbital period 1577.37 days
Date of orbit computation  feb 22 02:45
Observational summary
Optical observations (Discarded) 444 (1)
Radar observations (Discarded) 0 (0)
Arc length 8217.74 days
Unobserved 95 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 55.5843 deg
Declination 14.0383 deg
V Magnitude 22.02 mag
Solar Elongation -27.98 deg
Galactic Latitude -31.58 deg
Rate 0.383 deg/day
Direction 79.412 deg

More info »