NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ Chelyabinsk ∴ Summary
Contact »
(21088) Chelyabinsk  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.70659 4.507e-09 au
e 0.238638 6.015e-08
i 38.459 6.987e-06 deg
Ω 297.848 6.874e-06 deg
ω 27.107 1.092e-05 deg
M 312.643 1.053e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2993 au
Aphelion distance 2.1138 au
Asc. node-Earth separation 0.3125 au
Desc. node-Earth separation 1.06023 au
Earth MOID 0.30903 au
Orbital period 814.314 days
Date of orbit computation   Nov 8 14:16
Observational summary
Optical observations (Discarded) 2875 (5)
Radar observations (Discarded) 0 (0)
Arc length 10692 days
Unobserved 262 days

More info »
Ephemeris
(Epoch 58875 MJD)
Right Ascension 305.009 deg
Declination -18.2432 deg
V Magnitude 16.96 mag
Solar Elongation 3.44 deg
Galactic Latitude -27.48 deg
Rate 0.8 deg/day
Direction 58.209 deg

More info »