AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Ampella ∴ Summary
Contact »
(198) Ampella  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.45892 5.499e-09 au
e 0.226815 3.472e-08
i 9.321 4.003e-06 deg
Ω 268.262 2.489e-05 deg
ω 89.139 2.662e-05 deg
M 334.998 1.129e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    8.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9012 au
Aphelion 3.0166 au
Asc. node-Earth separation 1.30698 au
Desc. node-Earth separation 1.3561 au
Earth MOID 0.92405 au
Orbital period 1408.36 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2035 (82)
Radar observations (Discarded) 0 (0)
Arc length 48862.3 days
Unobserved 117 days

More info »
Ephemeris at epoch 58531 MJD
Right Ascension 354.403 deg
Declination 4.54995 deg
V Magnitude 12.92 mag
Solar Elongation -29.55 deg
Galactic Latitude -53.65 deg
Rate 0.606 deg/day
Direction 68.61 deg

More info »





This Web Site has been visited 158289 times since

and this Page has been visited 579 times since 2011/10/26