AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998TW9 ∴ Summary
Contact »
(337089) 1998TW9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3381 7.471e-09 au
e 0.18383 4.584e-08
i 2.011 5.052e-06 deg
Ω 198.673 0.0001312 deg
ω 190.13 0.0001319 deg
M 43.499 1.51e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9083 au
Aphelion 2.7679 au
Asc. node-Earth separation 1.7569 au
Desc. node-Earth separation 0.91553 au
Earth MOID 0.91335 au
Orbital period 1305.85 days
Date of orbit computation  feb 22 03:01
Observational summary
Optical observations (Discarded) 443 (2)
Radar observations (Discarded) 0 (0)
Arc length 9239.99 days
Unobserved 97 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 74.5539 deg
Declination 21.1216 deg
V Magnitude 22.14 mag
Solar Elongation -46.53 deg
Galactic Latitude -13.26 deg
Rate 0.51 deg/day
Direction 83.646 deg

More info »