AstDyS-2

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AstDyS ∴ Objects ∴ 1998DR ∴ Summary
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(18613) 1998DR  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.75011 1.163e-08 au
e 0.169189 3.744e-08
i 6.281 2.85e-06 deg
Ω 101.139 3.769e-05 deg
ω 220.017 3.885e-05 deg
M 96.419 8.721e-06 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2848 au
Aphelion 3.2154 au
Asc. node-Earth separation 2.08615 au
Desc. node-Earth separation 1.34842 au
Earth MOID 1.27588 au
Orbital period 1665.8 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2755 (252)
Radar observations (Discarded) 0 (0)
Arc length 11375.9 days
Unobserved 36 days

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Ephemeris at epoch 60426 MJD
Right Ascension 68.6413 deg
Declination 20.2693 deg
V Magnitude 20.72 mag
Solar Elongation -34.13 deg
Galactic Latitude -18.15 deg
Rate 0.368 deg/day
Direction 78.739 deg

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