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AstDyS ∴ Objects ∴ 2008SF21 ∴ Summary
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(278706) 2008SF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.77813 2.017e-08 au
e 0.102074 5.713e-08
i 2.932 5.518e-06 deg
Ω 233.415 0.0001314 deg
ω 164.288 0.0001364 deg
M 82.734 3.52e-05 deg

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Other useful info
Absolute Magnitude (H)    16.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4946 au
Aphelion 3.0617 au
Asc. node-Earth separation 2.03785 au
Desc. node-Earth separation 1.51509 au
Earth MOID 1.5022 au
Orbital period 1691.33 days
Date of orbit computation  apr 23 20:48
Observational summary
Optical observations (Discarded) 389 (1)
Radar observations (Discarded) 0 (0)
Arc length 8892 days
Unobserved 72 days

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Ephemeris at epoch 60426 MJD
Right Ascension 118.236 deg
Declination 17.9093 deg
V Magnitude 21.99 mag
Solar Elongation -80.88 deg
Galactic Latitude 21.39 deg
Rate 0.255 deg/day
Direction 97.962 deg

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