AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Elvira ∴ Summary
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(277) Elvira  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.88532 1.114e-08 au
e 0.091855 4.398e-08
i 1.163 4.203e-06 deg
Ω 231.252 0.0002288 deg
ω 137.287 0.0002297 deg
M 67.541 2.089e-05 deg

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Other useful info
Absolute Magnitude (H)    9.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6203 au
Aphelion 3.1504 au
Asc. node-Earth separation 2.05571 au
Desc. node-Earth separation 1.69079 au
Earth MOID 1.6187 au
Orbital period 1790.15 days
Date of orbit computation  Oct 8 21:12
Observational summary
Optical observations (Discarded) 2386 (63)
Radar observations (Discarded) 0 (0)
Arc length 43505.2 days
Unobserved 26 days

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Ephemeris at epoch 58406 MJD
Right Ascension 109.614 deg
Declination 21.4587 deg
V Magnitude 15.19 mag
Solar Elongation 93.13 deg
Galactic Latitude 15.32 deg
Rate 0.181 deg/day
Direction 100.115 deg

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