AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017HJ9 ∴ Summary
Contact »
(639657) 2017HJ9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.13278 4.426e-08 au
e 0.10725 9.294e-08
i 2.673 6.592e-06 deg
Ω 102.238 0.0002003 deg
ω 119.321 0.0002035 deg
M 86.534 3.688e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7968 au
Aphelion 3.4688 au
Asc. node-Earth separation 2.28624 au
Desc. node-Earth separation 1.92515 au
Earth MOID 1.78966 au
Orbital period 2025.32 days
Date of orbit computation  apr 23 22:03
Observational summary
Optical observations (Discarded) 242 (0)
Radar observations (Discarded) 0 (0)
Arc length 6230.18 days
Unobserved 763 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 341.911 deg
Declination -9.36756 deg
V Magnitude 22.45 mag
Solar Elongation 55.2 deg
Galactic Latitude -55.82 deg
Rate 0.298 deg/day
Direction 69.735 deg

More info »