AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998UM17 ∴ Summary
Contact »
(181849) 1998UM17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.42153 1.606e-08 au
e 0.132842 5.715e-08
i 7.477 6.264e-06 deg
Ω 38.201 4.058e-05 deg
ω 316.898 4.57e-05 deg
M 302.436 2.449e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0998 au
Aphelion 2.7432 au
Asc. node-Earth separation 1.17651 au
Desc. node-Earth separation 1.62744 au
Earth MOID 1.10314 au
Orbital period 1376.36 days
Date of orbit computation  feb 22 02:29
Observational summary
Optical observations (Discarded) 452 (4)
Radar observations (Discarded) 0 (0)
Arc length 8974.47 days
Unobserved 339 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 319.284 deg
Declination -23.0479 deg
V Magnitude 21.11 mag
Solar Elongation 74.58 deg
Galactic Latitude -41.66 deg
Rate 0.401 deg/day
Direction 78.896 deg

More info »