AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Ampella ∴ Summary
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(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

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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 47 days

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Ephemeris at epoch 58461 MJD
Right Ascension 315.612 deg
Declination -8.83383 deg
V Magnitude 12.85 mag
Solar Elongation -59.17 deg
Galactic Latitude -33.08 deg
Rate 0.544 deg/day
Direction 74.896 deg

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