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AstDyS ∴ Objects ∴ 2001XH257 ∴ Summary
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(89656) 2001XH257  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.62297 1.65e-08 au
e 0.154784 4.187e-08
i 14.318 7.064e-06 deg
Ω 183.625 1.799e-05 deg
ω 106.929 3.093e-05 deg
M 116.129 2.244e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.217 au
Aphelion 3.029 au
Asc. node-Earth separation 1.68215 au
Desc. node-Earth separation 1.44724 au
Earth MOID 1.24998 au
Orbital period 1551.63 days
Date of orbit computation  Oct 31 05:53
Observational summary
Optical observations (Discarded) 578 (8)
Radar observations (Discarded) 0 (0)
Arc length 9990.12 days
Unobserved 192 days

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Ephemeris at epoch 58565 MJD
Right Ascension 72.8007 deg
Declination 8.86724 deg
V Magnitude 21.12 mag
Solar Elongation -71.26 deg
Galactic Latitude -21.73 deg
Rate 0.264 deg/day
Direction 71.052 deg

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