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AstDyS ∴ Objects ∴ 1989SL4 ∴ Summary
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(58159) 1989SL4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.44755 8.748e-09 au
e 0.200947 4.532e-08
i 3.404 4.255e-06 deg
Ω 102.557 7.221e-05 deg
ω 283.05 7.301e-05 deg
M 357.372 1.166e-05 deg

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Other useful info
Absolute Magnitude (H)    15.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9557 au
Aphelion 2.9394 au
Asc. node-Earth separation 1.26362 au
Desc. node-Earth separation 1.44429 au
Earth MOID 0.96335 au
Orbital period 1398.61 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1240 (6)
Radar observations (Discarded) 0 (0)
Arc length 13931.9 days
Unobserved 188 days

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Ephemeris at epoch 60423 MJD
Right Ascension 30.0685 deg
Declination 9.97767 deg
V Magnitude 19.07 mag
Solar Elongation 2.63 deg
Galactic Latitude -49.31 deg
Rate 0.592 deg/day
Direction 69.393 deg

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