Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999BY9 ∴ Orbital info
Contact »
(85867) 1999BY9  ▹ 
Keplerian elements
(Epoch 59800.0 MJD)
Value 1-σ variation Units
a 1.83059 4.394e-09 au
e 0.302036 4.429e-08
i 0.943 2.875e-06 deg
Ω 254.321 0.0001855 deg
ω 287.527 0.0001857 deg
M 145.617 1.086e-05 deg
Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2777 au
Aphelion distance 2.3835 au
Asc. node-Earth separation 0.51111 au
Desc. node-Earth separation 0.84507 au
Earth MOID 0.28222 au
Orbital period 904.656 days
Date of orbit computation   set 26 21:13


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 57013.7 MJD
Near present day (ASCII file) Epoch 59800.0 MJD


Note. The elements are given with reduced precision in order to be more readable. For full precision please use the machine-readable ASCII files, which contain Equinoctial (not Keplerian) elements and are in a format suitable for OrbFit input. Also refer to the discussion in the FAQ.