AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Johannatang ∴ Summary
Contact »
(18980) Johannatang  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26953 6.414e-09 au
e 0.16569 2.769e-08
i 3.357 3.605e-06 deg
Ω 193.691 5.315e-05 deg
ω 84.078 5.444e-05 deg
M 27.966 1.239e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8935 au
Aphelion 2.6456 au
Asc. node-Earth separation 1.17007 au
Desc. node-Earth separation 1.24693 au
Earth MOID 0.88057 au
Orbital period 1248.83 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2519 (10)
Radar observations (Discarded) 0 (0)
Arc length 11970.6 days
Unobserved 255 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 345.075 deg
Declination -4.22554 deg
V Magnitude 19.34 mag
Solar Elongation 44.51 deg
Galactic Latitude -54.97 deg
Rate 0.535 deg/day
Direction 67.912 deg

More info »