AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991TK2 ∴ Summary
Contact »
(356971) 1991TK2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7509 8.225e-09 au
e 0.481712 3.478e-08
i 12.437 5.821e-06 deg
Ω 194.275 1.946e-05 deg
ω 139.151 2.061e-05 deg
M 52.723 4.397e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.4258 au
Aphelion 4.076 au
Asc. node-Earth separation 2.32338 au
Desc. node-Earth separation 0.54975 au
Earth MOID 0.44505 au
Orbital period 1666.52 days
Date of orbit computation  apr 23 21:05
Observational summary
Optical observations (Discarded) 1106 (6)
Radar observations (Discarded) 0 (0)
Arc length 11870.3 days
Unobserved 99 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 73.6503 deg
Declination 13.0774 deg
V Magnitude 21.36 mag
Solar Elongation -39.87 deg
Galactic Latitude -18.66 deg
Rate 0.402 deg/day
Direction 82.02 deg

More info »