Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1991TT ∴ Orbital info
Contact »
1991TT  ▹ 
Keplerian elements
(Epoch 60000.0 MJD)
Value 1-σ variation Units
a 1.19265 0.0008644 au
e 0.16037 0.002492
i 14.772 0.05177 deg
Ω 192.322 0.1705 deg
ω 218.288 2.552 deg
M 357.562 27.16 deg
Other useful info
Absolute Magnitude (H)    26.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.0014 au
Aphelion distance 1.3839 au
Asc. node-Earth separation 0.32993 au
Desc. node-Earth separation 0.03108 au
Earth MOID 0.0299 au
Orbital period 475.741 days
Date of orbit computation   Dec 21 10:39


Get the orbital details, including covariance and correlation
Near middle of observational arc (ASCII file) Epoch 48536.6 MJD
Near present day (ASCII file) Epoch 60000.0 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.