AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011SP11 ∴ Summary
Contact »
(491089) 2011SP11  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.4073 1.92e-08 au
e 0.245883 9.85e-08
i 4.55 9.134e-06 deg
Ω 311.183 8.425e-05 deg
ω 43.277 8.9e-05 deg
M 131.861 2.351e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8154 au
Aphelion 2.9992 au
Asc. node-Earth separation 0.90375 au
Desc. node-Earth separation 1.77053 au
Earth MOID 0.81339 au
Orbital period 1364.25 days
Date of orbit computation  feb 22 03:34
Observational summary
Optical observations (Discarded) 135 (1)
Radar observations (Discarded) 0 (0)
Arc length 4987.1 days
Unobserved 550 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 128.844 deg
Declination 17.2294 deg
V Magnitude 23.37 mag
Solar Elongation -96.74 deg
Galactic Latitude 30.5 deg
Rate 0.144 deg/day
Direction 107.493 deg

More info »