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AstDyS ∴ Objects ∴ 1998SF21 ∴ Summary
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(344082) 1998SF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75986 2.041e-08 au
e 0.108513 7.158e-08
i 3.955 8.544e-06 deg
Ω 182.921 9.393e-05 deg
ω 163.86 0.0001022 deg
M 223.355 3.855e-05 deg

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Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4604 au
Aphelion 3.0593 au
Asc. node-Earth separation 2.04797 au
Desc. node-Earth separation 1.4679 au
Earth MOID 1.45364 au
Orbital period 1674.67 days
Date of orbit computation  apr 23 21:02
Observational summary
Optical observations (Discarded) 176 (0)
Radar observations (Discarded) 0 (0)
Arc length 9311.14 days
Unobserved 35 days

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Ephemeris at epoch 60425 MJD
Right Ascension 202.031 deg
Declination -6.64033 deg
V Magnitude 21.5 mag
Solar Elongation -167.66 deg
Galactic Latitude 55.08 deg
Rate 0.212 deg/day
Direction -64.434 deg

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