AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2009HP28 ∴ Summary
Contact »
2009HP28  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63331 5.049e-08 au
e 0.180041 2.195e-07
i 14.002 2.566e-05 deg
Ω 28.445 5.506e-05 deg
ω 157.72 7.7e-05 deg
M 200.846 6.191e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1592 au
Aphelion 3.1074 au
Asc. node-Earth separation 2.06279 au
Desc. node-Earth separation 1.17982 au
Earth MOID 1.16546 au
Orbital period 1560.82 days
Date of orbit computation  apr 24 01:36
Observational summary
Optical observations (Discarded) 59 (0)
Radar observations (Discarded) 0 (0)
Arc length 10051.2 days
Unobserved 187 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 25.8539 deg
Declination 10.0531 deg
V Magnitude 23.3 mag
Solar Elongation 7.37 deg
Galactic Latitude -50.74 deg
Rate 0.363 deg/day
Direction 64.25 deg

More info »