AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Etsuko ∴ Summary
Contact »
(8691) Etsuko  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44315 6.894e-09 au
e 0.154084 3.57e-08
i 5.499 2.914e-06 deg
Ω 308.028 3.555e-05 deg
ω 75.741 3.705e-05 deg
M 89.498 1.102e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    13.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0667 au
Aphelion 2.8196 au
Asc. node-Earth separation 1.28288 au
Desc. node-Earth separation 1.49511 au
Earth MOID 1.07819 au
Orbital period 1394.84 days
Date of orbit computation  apr 23 19:47
Observational summary
Optical observations (Discarded) 3647 (349)
Radar observations (Discarded) 0 (0)
Arc length 33720.3 days
Unobserved 73 days

More info »
Ephemeris at epoch 60459 MJD
Right Ascension 127.23 deg
Declination 17.6495 deg
V Magnitude 19.26 mag
Solar Elongation -57.44 deg
Galactic Latitude 29.22 deg
Rate 0.366 deg/day
Direction 105.996 deg

More info »