AstDyS-2

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AstDyS ∴ Objects ∴ 1998DN9 ∴ Summary
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(58718) 1998DN9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.73802 1.163e-08 au
e 0.126347 3.842e-08
i 10.475 4.085e-06 deg
Ω 55.787 1.732e-05 deg
ω 163.489 2.156e-05 deg
M 232.847 1.236e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3921 au
Aphelion 3.084 au
Asc. node-Earth separation 2.078 au
Desc. node-Earth separation 1.39185 au
Earth MOID 1.38555 au
Orbital period 1654.83 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 2445 (351)
Radar observations (Discarded) 0 (0)
Arc length 9457.77 days
Unobserved 95 days

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Ephemeris at epoch 60420 MJD
Right Ascension 69.6411 deg
Declination 26.35 deg
V Magnitude 20.32 mag
Solar Elongation -41.88 deg
Galactic Latitude -13.56 deg
Rate 0.341 deg/day
Direction 79.874 deg

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