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AstDyS ∴ Objects ∴ 1998SW39 ∴ Summary
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(129693) 1998SW39  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.00391 1.724e-08 au
e 0.089249 3.636e-08
i 10.479 4.585e-06 deg
Ω 189.505 2.025e-05 deg
ω 241.583 3.6e-05 deg
M 268.176 2.751e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7358 au
Aphelion 3.272 au
Asc. node-Earth separation 2.11351 au
Desc. node-Earth separation 1.85849 au
Earth MOID 1.76807 au
Orbital period 1901.65 days
Date of orbit computation  apr 23 20:15
Observational summary
Optical observations (Discarded) 890 (4)
Radar observations (Discarded) 0 (0)
Arc length 9532.99 days
Unobserved 717 days

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Ephemeris at epoch 60444 MJD
Right Ascension 353.118 deg
Declination 2.36634 deg
V Magnitude 20.91 mag
Solar Elongation 58.87 deg
Galactic Latitude -54.9 deg
Rate 0.314 deg/day
Direction 68.355 deg

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