AstDyS-2

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AstDyS ∴ Objects ∴ 1998SW13 ∴ Summary
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(46921) 1998SW13  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.85445 1.156e-08 au
e 0.237631 3.636e-08
i 15.948 4.222e-06 deg
Ω 149.532 1.212e-05 deg
ω 155.952 1.433e-05 deg
M 130.504 7.217e-06 deg

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Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1761 au
Aphelion 3.5328 au
Asc. node-Earth separation 2.4517 au
Desc. node-Earth separation 1.20205 au
Earth MOID 1.1709 au
Orbital period 1761.5 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 1872 (185)
Radar observations (Discarded) 0 (0)
Arc length 9327.85 days
Unobserved 101 days

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Ephemeris at epoch 60425 MJD
Right Ascension 84.3462 deg
Declination 12.4603 deg
V Magnitude 20.93 mag
Solar Elongation -50.3 deg
Galactic Latitude -10.23 deg
Rate 0.283 deg/day
Direction 77.424 deg

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