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AstDyS ∴ Objects ∴ 1998FD55 ∴ Summary
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(55923) 1998FD55  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.99972 1.561e-08 au
e 0.048639 3.571e-08
i 8.641 5.389e-06 deg
Ω 14.609 2.571e-05 deg
ω 76.32 6.691e-05 deg
M 90.429 6.166e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8538 au
Aphelion 3.1456 au
Asc. node-Earth separation 1.96005 au
Desc. node-Earth separation 2.02724 au
Earth MOID 1.88617 au
Orbital period 1897.67 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1364 (14)
Radar observations (Discarded) 0 (0)
Arc length 9518.16 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 180.945 deg
Declination 0.23811 deg
V Magnitude 19.14 mag
Solar Elongation -144.85 deg
Galactic Latitude 60.77 deg
Rate 0.127 deg/day
Direction -85.813 deg

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