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AstDyS ∴ Objects ∴ 1997WS41 ∴ Summary
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(90977) 1997WS41  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.39683 7.392e-09 au
e 0.148314 3.465e-08
i 3.591 3.441e-06 deg
Ω 96.236 7.989e-05 deg
ω 339.503 8.186e-05 deg
M 27.944 1.73e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0413 au
Aphelion 2.7523 au
Asc. node-Earth separation 1.07533 au
Desc. node-Earth separation 1.7059 au
Earth MOID 1.05741 au
Orbital period 1355.36 days
Date of orbit computation  apr 23 20:06
Observational summary
Optical observations (Discarded) 1283 (5)
Radar observations (Discarded) 0 (0)
Arc length 12088.8 days
Unobserved 35 days

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Ephemeris at epoch 60426 MJD
Right Ascension 98.0716 deg
Declination 24.6036 deg
V Magnitude 20.55 mag
Solar Elongation -61.42 deg
Galactic Latitude 7.03 deg
Rate 0.467 deg/day
Direction 91.847 deg

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