AstDyS-2

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AstDyS ∴ Objects ∴ 1998SW21 ∴ Summary
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(79653) 1998SW21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43032 7.852e-09 au
e 0.198865 4.832e-08
i 7.824 5.272e-06 deg
Ω 353.407 2.824e-05 deg
ω 35.72 3.157e-05 deg
M 241.612 1.124e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.947 au
Aphelion 2.9136 au
Asc. node-Earth separation 1.00494 au
Desc. node-Earth separation 1.78963 au
Earth MOID 0.95722 au
Orbital period 1383.87 days
Date of orbit computation  feb 22 02:06
Observational summary
Optical observations (Discarded) 1116 (3)
Radar observations (Discarded) 0 (0)
Arc length 9056.79 days
Unobserved 312 days

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Ephemeris at epoch 60418 MJD
Right Ascension 278.573 deg
Declination -32.8735 deg
V Magnitude 20.57 mag
Solar Elongation 110.52 deg
Galactic Latitude -11.05 deg
Rate 0.119 deg/day
Direction 117.426 deg

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