AstDyS-2

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AstDyS ∴ Objects ∴ 1997WS21 ∴ Summary
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(10901) 1997WS21  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.21876 9.118e-09 au
e 0.120104 4.462e-08
i 2.881 5.465e-06 deg
Ω 167.339 7.968e-05 deg
ω 247.713 8.32e-05 deg
M 126.922 2.323e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9523 au
Aphelion 2.4852 au
Asc. node-Earth separation 1.29682 au
Desc. node-Earth separation 1.0844 au
Earth MOID 0.96503 au
Orbital period 1207.15 days
Date of orbit computation  Oct 31 05:02
Observational summary
Optical observations (Discarded) 1042 (2)
Radar observations (Discarded) 0 (0)
Arc length 10090.1 days
Unobserved 259 days

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Ephemeris at epoch 58507 MJD
Right Ascension 237.481 deg
Declination -18.0134 deg
V Magnitude 20.48 mag
Solar Elongation 64.21 deg
Galactic Latitude 27.48 deg
Rate 0.36 deg/day
Direction 99.848 deg

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