AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2012HR4 ∴ Summary
Contact »
(634720) 2012HR4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.98825 3.376e-08 au
e 0.101445 4.206e-08
i 12.412 5.33e-06 deg
Ω 163.728 2.457e-05 deg
ω 301.045 4.416e-05 deg
M 199.78 3.291e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6851 au
Aphelion 3.2914 au
Asc. node-Earth separation 1.81903 au
Desc. node-Earth separation 2.11333 au
Earth MOID 1.72608 au
Orbital period 1886.79 days
Date of orbit computation  feb 22 04:01
Observational summary
Optical observations (Discarded) 385 (6)
Radar observations (Discarded) 0 (0)
Arc length 8174.08 days
Unobserved 263 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 315.599 deg
Declination -9.24934 deg
V Magnitude 22.18 mag
Solar Elongation 52.52 deg
Galactic Latitude -33.25 deg
Rate 0.294 deg/day
Direction 73.365 deg

More info »