NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999YN4 ∴ Summary
Contact »
(18882) 1999YN4  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.6852 6.746e-09 au
e 0.231744 6.592e-08
i 36.817 1.181e-05 deg
Ω 291.699 9.077e-06 deg
ω 242.64 2.042e-05 deg
M 318.905 1.83e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2947 au
Aphelion distance 2.0757 au
Asc. node-Earth separation 0.76962 au
Desc. node-Earth separation 0.45816 au
Earth MOID 0.43203 au
Orbital period 799.05 days
Date of orbit computation   Feb 18 13:34
Observational summary
Optical observations (Discarded) 867 (3)
Radar observations (Discarded) 0 (0)
Arc length 24147 days
Unobserved 11 days

More info »
Ephemeris
(Epoch 58904 MJD)
Right Ascension 204.93 deg
Declination -77.7682 deg
V Magnitude 18.07 mag
Solar Elongation 88.87 deg
Galactic Latitude -15.14 deg
Rate 0.637 deg/day
Direction 161.224 deg

More info »