AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011SP4 ∴ Summary
Contact »
(530590) 2011SP4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.31561 1.968e-08 au
e 0.145204 5.907e-08
i 5.671 5.806e-06 deg
Ω 215.422 6.654e-05 deg
ω 137.663 7.081e-05 deg
M 201.656 2.571e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9794 au
Aphelion 2.6519 au
Asc. node-Earth separation 1.53299 au
Desc. node-Earth separation 1.05454 au
Earth MOID 0.97891 au
Orbital period 1287.06 days
Date of orbit computation  feb 22 03:42
Observational summary
Optical observations (Discarded) 187 (0)
Radar observations (Discarded) 0 (0)
Arc length 9210.36 days
Unobserved 460 days

More info »
Ephemeris at epoch 60418 MJD
Right Ascension 182.991 deg
Declination -4.93392 deg
V Magnitude 22 mag
Solar Elongation -156.36 deg
Galactic Latitude 56.55 deg
Rate 0.216 deg/day
Direction -55.711 deg

More info »