NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999YN4 ∴ Summary
Contact »
(18882) 1999YN4  ▹ 
SUMMARY
Keplerian elements
(Epoch 59800.0 MJD)
Value 1-σ variation Units
a 1.68507 4.292e-09 au
e 0.232148 4.046e-08
i 36.813 8.126e-06 deg
Ω 291.692 5.38e-06 deg
ω 242.647 1.576e-05 deg
M 49.452 1.37e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2939 au
Aphelion distance 2.0763 au
Asc. node-Earth separation 0.7681 au
Desc. node-Earth separation 0.45852 au
Earth MOID 0.43218 au
Orbital period 798.962 days
Date of orbit computation   giu 8 14:42
Observational summary
Optical observations (Discarded) 1467 (4)
Radar observations (Discarded) 0 (0)
Arc length 24920 days
Unobserved 142 days

More info »
Ephemeris
(Epoch 59808 MJD)
Right Ascension 203.757 deg
Declination -34.9482 deg
V Magnitude 19.37 mag
Solar Elongation -73.04 deg
Galactic Latitude 27.07 deg
Rate 0.811 deg/day
Direction 85.79 deg

More info »