AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997WW15 ∴ Summary
Contact »
(285240) 1997WW15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35233 8.523e-09 au
e 0.181417 5.292e-08
i 1.755 6.941e-06 deg
Ω 140.097 0.0002006 deg
ω 273.457 0.0002038 deg
M 111.984 2.81e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9256 au
Aphelion 2.7791 au
Asc. node-Earth separation 1.26355 au
Desc. node-Earth separation 1.28774 au
Earth MOID 0.93802 au
Orbital period 1317.79 days
Date of orbit computation  feb 22 02:50
Observational summary
Optical observations (Discarded) 184 (4)
Radar observations (Discarded) 0 (0)
Arc length 9095.94 days
Unobserved 546 days

More info »
Ephemeris at epoch 60418 MJD
Right Ascension 175.956 deg
Declination 3.88423 deg
V Magnitude 22.36 mag
Solar Elongation -146.57 deg
Galactic Latitude 61.7 deg
Rate 0.148 deg/day
Direction -67.269 deg

More info »