AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999US40 ∴ Summary
Contact »
(185781) 1999US40  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06574 2.678e-08 au
e 0.01976 5.24e-08
i 2.993 5.767e-06 deg
Ω 66.13 0.0001152 deg
ω 184.644 0.0002011 deg
M 325.066 0.0001683 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0052 au
Aphelion 3.1263 au
Asc. node-Earth separation 2.14033 au
Desc. node-Earth separation 1.992 au
Earth MOID 1.99051 au
Orbital period 1960.65 days
Date of orbit computation  feb 22 02:29
Observational summary
Optical observations (Discarded) 286 (2)
Radar observations (Discarded) 0 (0)
Arc length 9894.35 days
Unobserved 422 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 220.827 deg
Declination -13.637 deg
V Magnitude 20.63 mag
Solar Elongation 166.32 deg
Galactic Latitude 41.02 deg
Rate 0.187 deg/day
Direction -75.353 deg

More info »