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AstDyS ∴ Objects ∴ 1998YR15 ∴ Summary
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(31397) 1998YR15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.30867 7.588e-09 au
e 0.225673 3.236e-08
i 2.8 3.692e-06 deg
Ω 261.531 6.502e-05 deg
ω 23.539 6.543e-05 deg
M 268.783 8.499e-06 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7877 au
Aphelion 2.8297 au
Asc. node-Earth separation 0.79969 au
Desc. node-Earth separation 1.77948 au
Earth MOID 0.77145 au
Orbital period 1281.27 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 2171 (12)
Radar observations (Discarded) 0 (0)
Arc length 17264.9 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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