AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017HR31 ∴ Summary
Contact »
2017HR31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77612 3.247e-08 au
e 0.169168 1.05e-07
i 15.47 1.009e-05 deg
Ω 76.747 3.395e-05 deg
ω 159.877 7.104e-05 deg
M 174.314 5.312e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3065 au
Aphelion 3.2457 au
Asc. node-Earth separation 2.22175 au
Desc. node-Earth separation 1.312 au
Earth MOID 1.29924 au
Orbital period 1689.49 days
Date of orbit computation  apr 24 02:22
Observational summary
Optical observations (Discarded) 74 (0)
Radar observations (Discarded) 0 (0)
Arc length 7474.15 days
Unobserved 192 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 50.532 deg
Declination 14.2402 deg
V Magnitude 23.77 mag
Solar Elongation -17.38 deg
Galactic Latitude -34.79 deg
Rate 0.339 deg/day
Direction 69.52 deg

More info »