AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2002HR4 ∴ Summary
Contact »
(307233) 2002HR4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39769 1.195e-08 au
e 0.250871 5.013e-08
i 21.918 5.913e-06 deg
Ω 67.636 1.199e-05 deg
ω 55.934 1.9e-05 deg
M 38.066 1.02e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7962 au
Aphelion 2.9992 au
Asc. node-Earth separation 0.98452 au
Desc. node-Earth separation 1.60038 au
Earth MOID 0.88572 au
Orbital period 1356.09 days
Date of orbit computation  apr 23 20:54
Observational summary
Optical observations (Discarded) 1020 (318)
Radar observations (Discarded) 0 (0)
Arc length 8008.14 days
Unobserved 35 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 190.603 deg
Declination 28.5764 deg
V Magnitude 19.75 mag
Solar Elongation -133.12 deg
Galactic Latitude 87.53 deg
Rate 0.305 deg/day
Direction -143.775 deg

More info »