AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997ST23 ∴ Summary
Contact »
(136828) 1997ST23  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69561 1.592e-08 au
e 0.077942 5.123e-08
i 2.24 5.644e-06 deg
Ω 12.031 0.0001298 deg
ω 334.034 0.0001342 deg
M 29.102 3.536e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4855 au
Aphelion 2.9057 au
Asc. node-Earth separation 1.50441 au
Desc. node-Earth separation 1.88177 au
Earth MOID 1.47831 au
Orbital period 1616.53 days
Date of orbit computation  feb 22 02:18
Observational summary
Optical observations (Discarded) 432 (1)
Radar observations (Discarded) 0 (0)
Arc length 10456.7 days
Unobserved 182 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 23.9436 deg
Declination 10.3568 deg
V Magnitude 21.49 mag
Solar Elongation 3.15 deg
Galactic Latitude -51 deg
Rate 0.459 deg/day
Direction 67.814 deg

More info »