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AstDyS ∴ Objects ∴ 1998SO21 ∴ Summary
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(85705) 1998SO21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.21186 6.14e-09 au
e 0.205739 3.373e-08
i 2.518 4.709e-06 deg
Ω 345.753 7.932e-05 deg
ω 313.552 8.043e-05 deg
M 329.543 1.594e-05 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7568 au
Aphelion 2.6669 au
Asc. node-Earth separation 0.8484 au
Desc. node-Earth separation 1.47603 au
Earth MOID 0.74213 au
Orbital period 1201.53 days
Date of orbit computation  apr 23 20:04
Observational summary
Optical observations (Discarded) 1171 (4)
Radar observations (Discarded) 0 (0)
Arc length 10009.5 days
Unobserved 377 days

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Ephemeris at epoch 60427 MJD
Right Ascension 301.603 deg
Declination -23.6277 deg
V Magnitude 19.51 mag
Solar Elongation 98.14 deg
Galactic Latitude -26.41 deg
Rate 0.425 deg/day
Direction 80.441 deg

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