AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998XR98 ∴ Summary
Contact »
(439856) 1998XR98  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29408 1.153e-08 au
e 0.252024 7.544e-08
i 4.407 5.851e-06 deg
Ω 232.199 0.0001587 deg
ω 147.175 0.0001637 deg
M 129.884 3.56e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7159 au
Aphelion 2.8722 au
Asc. node-Earth separation 1.71472 au
Desc. node-Earth separation 0.78459 au
Earth MOID 0.72064 au
Orbital period 1269.15 days
Date of orbit computation  apr 23 21:23
Observational summary
Optical observations (Discarded) 162 (1)
Radar observations (Discarded) 0 (0)
Arc length 9215.06 days
Unobserved 68 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 153.709 deg
Declination 5.58746 deg
V Magnitude 22.87 mag
Solar Elongation -118.52 deg
Galactic Latitude 47 deg
Rate 0.041 deg/day
Direction 45.382 deg

More info »