NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2011HF ∴ Summary
Contact »
(420210) 2011HF  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.2835 4.098e-09 au
e 0.234664 4.202e-08
i 10.623 4.631e-06 deg
Ω 204.884 1.609e-05 deg
ω 149.659 1.763e-05 deg
M 191.626 1.485e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    20.5 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.9823 au
Aphelion distance 1.5847 au
Asc. node-Earth separation 0.51755 au
Desc. node-Earth separation 0.01303 au
Earth MOID 0.01111 au
Orbital period 531.118 days
Date of orbit computation   Jun 22 14:32
Observational summary
Optical observations (Discarded) 225 (3)
Radar observations (Discarded) 0 (0)
Arc length 4738 days
Unobserved 73 days

More info »
Ephemeris
(Epoch 60484 MJD)
Right Ascension 178.126 deg
Declination 4.92007 deg
V Magnitude 23.22 mag
Solar Elongation -84.64 deg
Galactic Latitude 63.72 deg
Rate 0.455 deg/day
Direction 101.932 deg

More info »