AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2015WB21 ∴ Summary
Contact »
(521991) 2015WB21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74725 3.334e-08 au
e 0.140226 8.638e-08
i 2.405 9.568e-06 deg
Ω 234.296 0.000235 deg
ω 264.311 0.0002408 deg
M 237.417 4.243e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.362 au
Aphelion 3.1325 au
Asc. node-Earth separation 1.72077 au
Desc. node-Earth separation 1.66775 au
Earth MOID 1.37735 au
Orbital period 1663.2 days
Date of orbit computation  feb 22 03:40
Observational summary
Optical observations (Discarded) 95 (0)
Radar observations (Discarded) 0 (0)
Arc length 7979.25 days
Unobserved 681 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 11.1721 deg
Declination 6.25025 deg
V Magnitude 23.47 mag
Solar Elongation 16.44 deg
Galactic Latitude -56.58 deg
Rate 0.381 deg/day
Direction 67.455 deg

More info »