AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SA77 ∴ Summary
Contact »
(145806) 1998SA77  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.974 2.422e-08 au
e 0.306607 6.707e-08
i 5.097 6.243e-06 deg
Ω 254.032 7.914e-05 deg
ω 95.949 7.975e-05 deg
M 83.026 9.888e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7555 au
Aphelion 5.1925 au
Asc. node-Earth separation 2.70298 au
Desc. node-Earth separation 2.50582 au
Earth MOID 1.75573 au
Orbital period 2893.62 days
Date of orbit computation  apr 23 20:19
Observational summary
Optical observations (Discarded) 955 (6)
Radar observations (Discarded) 0 (0)
Arc length 12171.6 days
Unobserved 79 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 98.4618 deg
Declination 20.4516 deg
V Magnitude 21.63 mag
Solar Elongation -62.05 deg
Galactic Latitude 5.47 deg
Rate 0.195 deg/day
Direction 93.036 deg

More info »