AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HW13 ∴ Summary
Contact »
(19460) 1998HW13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65675 1.018e-08 au
e 0.237864 3.501e-08
i 13.299 4.597e-06 deg
Ω 347.173 1.649e-05 deg
ω 312.427 1.921e-05 deg
M 271.253 1.213e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0248 au
Aphelion 3.2887 au
Asc. node-Earth separation 1.15333 au
Desc. node-Earth separation 1.99318 au
Earth MOID 1.03537 au
Orbital period 1581.7 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2126 (8)
Radar observations (Discarded) 0 (0)
Arc length 13651.7 days
Unobserved 64 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 178.669 deg
Declination -5.7997 deg
V Magnitude 17.73 mag
Solar Elongation -171.36 deg
Galactic Latitude 54.32 deg
Rate 0.255 deg/day
Direction -81.644 deg

More info »