AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997ST16 ∴ Summary
Contact »
(229930) 1997ST16  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.41876 1.173e-08 au
e 0.185979 4.586e-08
i 8.981 5.699e-06 deg
Ω 356.142 3.699e-05 deg
ω 108.475 4.343e-05 deg
M 292.921 1.977e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9689 au
Aphelion 2.8686 au
Asc. node-Earth separation 1.47733 au
Desc. node-Earth separation 1.21035 au
Earth MOID 1.0072 au
Orbital period 1374 days
Date of orbit computation  feb 22 02:39
Observational summary
Optical observations (Discarded) 603 (2)
Radar observations (Discarded) 0 (0)
Arc length 9511.99 days
Unobserved 184 days

More info »
Ephemeris at epoch 60416 MJD
Right Ascension 19.7052 deg
Declination 11.1387 deg
V Magnitude 20.93 mag
Solar Elongation 4.6 deg
Galactic Latitude -51.16 deg
Rate 0.499 deg/day
Direction 64.752 deg

More info »