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AstDyS ∴ Objects ∴ 1998YH4 ∴ Summary
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(22761) 1998YH4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.22995 5.34e-09 au
e 0.133943 2.054e-08
i 8.435 2.286e-06 deg
Ω 119.417 2.051e-05 deg
ω 168.285 2.388e-05 deg
M 348.534 1.324e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9313 au
Aphelion 2.5286 au
Asc. node-Earth separation 1.53714 au
Desc. node-Earth separation 0.92015 au
Earth MOID 0.91554 au
Orbital period 1216.3 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 4005 (583)
Radar observations (Discarded) 0 (0)
Arc length 11846 days
Unobserved 43 days

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Ephemeris at epoch 60427 MJD
Right Ascension 316.105 deg
Declination -14.066 deg
V Magnitude 18.83 mag
Solar Elongation 82.5 deg
Galactic Latitude -35.74 deg
Rate 0.442 deg/day
Direction 79.187 deg

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