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AstDyS ∴ Objects ∴ 1997WB13 ∴ Summary
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(31162) 1997WB13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60396 9.04e-09 au
e 0.139961 3.899e-08
i 1.858 3.614e-06 deg
Ω 39.14 0.0001087 deg
ω 149.173 0.0001092 deg
M 322.906 1.069e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2395 au
Aphelion 2.9684 au
Asc. node-Earth separation 1.9104 au
Desc. node-Earth separation 1.27161 au
Earth MOID 1.24077 au
Orbital period 1534.8 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 1994 (6)
Radar observations (Discarded) 0 (0)
Arc length 10528.2 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 122.792 deg
Declination 22.0477 deg
V Magnitude 19.57 mag
Solar Elongation -90.08 deg
Galactic Latitude 26.9 deg
Rate 0.274 deg/day
Direction 105.46 deg

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