AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Townsend ∴ Summary
Contact »
(7781) Townsend  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.95692 4.26e-09 au
e 0.069567 3.772e-08
i 18.692 2.876e-06 deg
Ω 341.959 9.056e-06 deg
ω 337.254 2.58e-05 deg
M 77.973 2.737e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8208 au
Aphelion 2.0931 au
Asc. node-Earth separation 0.82212 au
Desc. node-Earth separation 1.08998 au
Earth MOID 0.81688 au
Orbital period 999.899 days
Date of orbit computation  feb 22 01:51
Observational summary
Optical observations (Discarded) 4960 (945)
Radar observations (Discarded) 0 (0)
Arc length 25503.8 days
Unobserved 78 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 36.9439 deg
Declination 27.0485 deg
V Magnitude 19.18 mag
Solar Elongation -18.42 deg
Galactic Latitude -31.08 deg
Rate 0.571 deg/day
Direction 69.244 deg

More info »