AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004YH31 ∴ Summary
Contact »
(339339) 2004YH31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.5984 1.674e-08 au
e 0.204752 4.795e-08
i 2.943 4.759e-06 deg
Ω 35.4 8.465e-05 deg
ω 355.977 8.539e-05 deg
M 270.805 1.363e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0664 au
Aphelion 3.1304 au
Asc. node-Earth separation 1.07458 au
Desc. node-Earth separation 2.12229 au
Earth MOID 1.07225 au
Orbital period 1529.88 days
Date of orbit computation  feb 22 03:02
Observational summary
Optical observations (Discarded) 716 (4)
Radar observations (Discarded) 0 (0)
Arc length 7745.95 days
Unobserved 303 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 308.544 deg
Declination -21.6403 deg
V Magnitude 21.58 mag
Solar Elongation 83.66 deg
Galactic Latitude -31.78 deg
Rate 0.277 deg/day
Direction 79.499 deg

More info »