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AstDyS ∴ Objects ∴ 2001XH257 ∴ Summary
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(89656) 2001XH257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62072 9.683e-09 au
e 0.156277 3.337e-08
i 14.329 4.169e-06 deg
Ω 183.588 1.511e-05 deg
ω 106.595 2.019e-05 deg
M 220.748 1.334e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2112 au
Aphelion 3.0303 au
Asc. node-Earth separation 1.67921 au
Desc. node-Earth separation 1.44567 au
Earth MOID 1.24534 au
Orbital period 1549.64 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 1019 (21)
Radar observations (Discarded) 0 (0)
Arc length 11947.1 days
Unobserved 67 days

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Ephemeris at epoch 60398 MJD
Right Ascension 122.728 deg
Declination 7.73043 deg
V Magnitude 20.58 mag
Solar Elongation -114.18 deg
Galactic Latitude 21.17 deg
Rate 0.106 deg/day
Direction 26.37 deg

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