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AstDyS ∴ Objects ∴ Yrsa ∴ Summary
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(351) Yrsa  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.76887 8.433e-09 au
e 0.153027 3.43e-08
i 9.198 4.122e-06 deg
Ω 99.215 2.856e-05 deg
ω 31.927 3.2e-05 deg
M 90.776 1.419e-05 deg

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Other useful info
Absolute Magnitude (H)    9.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3452 au
Aphelion 3.1926 au
Asc. node-Earth separation 1.40912 au
Desc. node-Earth separation 2.08986 au
Earth MOID 1.36457 au
Orbital period 1682.88 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 2172 (85)
Radar observations (Discarded) 0 (0)
Arc length 45913.3 days
Unobserved 169 days

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Ephemeris at epoch 58532 MJD
Right Ascension 279.397 deg
Declination -21.1196 deg
V Magnitude 15 mag
Solar Elongation 50.04 deg
Galactic Latitude -6.56 deg
Rate 0.322 deg/day
Direction 89.289 deg

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