NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998SD15 ∴ Summary
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(162117) 1998SD15  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 0.932585 4.357e-10 au
e 0.344828 1.687e-07
i 26.797 1.474e-05 deg
Ω 183.934 3.835e-06 deg
ω 35.853 1.18e-05 deg
M 277.205 2.908e-05 deg

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Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.611 au
Aphelion distance 1.2542 au
Asc. node-Earth separation -0.35345 au
Desc. node-Earth separation 0.13836 au
Earth MOID 0.11107 au
Orbital period 328.951 days
Date of orbit computation   Oct 14 15:32
Observational summary
Optical observations (Discarded) 534 (0)
Radar observations (Discarded) 0 (0)
Arc length 7263 days
Unobserved 436 days

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Ephemeris
(Epoch 58779 MJD)
Right Ascension 137.341 deg
Declination -14.6364 deg
V Magnitude 21.35 mag
Solar Elongation 67.72 deg
Galactic Latitude 21.86 deg
Rate 1.019 deg/day
Direction 116.001 deg

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