AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2001BB57 ∴ Summary
Contact »
(98903) 2001BB57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57789 8.256e-09 au
e 0.18065 4.262e-08
i 4.947 3.908e-06 deg
Ω 140.261 5.283e-05 deg
ω 63.205 5.411e-05 deg
M 183.883 1.144e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1122 au
Aphelion 3.0436 au
Asc. node-Earth separation 1.31992 au
Desc. node-Earth separation 1.70173 au
Earth MOID 1.1148 au
Orbital period 1511.8 days
Date of orbit computation  apr 23 20:08
Observational summary
Optical observations (Discarded) 838 (4)
Radar observations (Discarded) 0 (0)
Arc length 11155 days
Unobserved days

More info »
Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

More info »