AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998SD157 ∴ Summary
Contact »
(85756) 1998SD157  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.84175 1.206e-08 au
e 0.095376 4.814e-08
i 1.987 4.932e-06 deg
Ω 19.992 9.928e-05 deg
ω 339.166 0.0001009 deg
M 127.779 1.775e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5707 au
Aphelion 3.1128 au
Asc. node-Earth separation 1.58838 au
Desc. node-Earth separation 2.0898 au
Earth MOID 1.56707 au
Orbital period 1749.76 days
Date of orbit computation  apr 23 20:04
Observational summary
Optical observations (Discarded) 1530 (8)
Radar observations (Discarded) 0 (0)
Arc length 9270.07 days
Unobserved 72 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 123.008 deg
Declination 21.7914 deg
V Magnitude 20.73 mag
Solar Elongation -84.48 deg
Galactic Latitude 27 deg
Rate 0.204 deg/day
Direction 105.736 deg

More info »