AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998WK7 ∴ Summary
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(189447) 1998WK7  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35158 8.681e-09 au
e 0.243559 5.018e-08
i 24.054 4.004e-06 deg
Ω 274.711 1.179e-05 deg
ω 192.838 1.632e-05 deg
M 5.206 1.059e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7788 au
Aphelion 2.9243 au
Asc. node-Earth separation 1.88448 au
Desc. node-Earth separation 0.80479 au
Earth MOID 0.80062 au
Orbital period 1317.16 days
Date of orbit computation  feb 22 02:30
Observational summary
Optical observations (Discarded) 1715 (188)
Radar observations (Discarded) 0 (0)
Arc length 9199.93 days
Unobserved 79 days

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Ephemeris at epoch 60420 MJD
Right Ascension 92.7604 deg
Declination 12.6585 deg
V Magnitude 18.96 mag
Solar Elongation -63.19 deg
Galactic Latitude -3 deg
Rate 0.55 deg/day
Direction 101.615 deg

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