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AstDyS ∴ Objects ∴ 1998YA5 ∴ Summary
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(31391) 1998YA5  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.2424 6.32e-09 au
e 0.047032 4.341e-08
i 3.234 4.896e-06 deg
Ω 168.673 5.58e-05 deg
ω 40.666 6.771e-05 deg
M 59.834 3.907e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1369 au
Aphelion 2.3479 au
Asc. node-Earth separation 1.16766 au
Desc. node-Earth separation 1.31409 au
Earth MOID 1.13277 au
Orbital period 1226.5 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 1130 (12)
Radar observations (Discarded) 0 (0)
Arc length 11014.9 days
Unobserved 341 days

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Ephemeris at epoch 60427 MJD
Right Ascension 310.914 deg
Declination -14.7658 deg
V Magnitude 20.71 mag
Solar Elongation 87.53 deg
Galactic Latitude -31.4 deg
Rate 0.318 deg/day
Direction 72.797 deg

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