AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017SD81 ∴ Summary
Contact »
(639806) 2017SD81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.24121 6.7e-08 au
e 0.13882 6.867e-08
i 2.593 1.227e-05 deg
Ω 23.764 0.0001574 deg
ω 266.845 0.0001658 deg
M 109.362 4.838e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7913 au
Aphelion 3.6912 au
Asc. node-Earth separation 2.20699 au
Desc. node-Earth separation 2.15209 au
Earth MOID 1.77642 au
Orbital period 2131.37 days
Date of orbit computation  feb 22 04:02
Observational summary
Optical observations (Discarded) 160 (0)
Radar observations (Discarded) 0 (0)
Arc length 6670.02 days
Unobserved 137 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 48.2471 deg
Declination 19.0863 deg
V Magnitude 22.95 mag
Solar Elongation -20.95 deg
Galactic Latitude -32.45 deg
Rate 0.324 deg/day
Direction 74.099 deg

More info »