NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998SD15 ∴ Summary
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(162117) 1998SD15  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 0.932565 4.599e-10 au
e 0.344839 1.493e-07
i 26.797 1.424e-05 deg
Ω 183.941 3.823e-06 deg
ω 35.843 1.019e-05 deg
M 199.44 2.451e-05 deg

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Other useful info
Absolute Magnitude (H)    19.1 mag
Slope parameter (G)    0.15 mag
Perihelion 0.611 au
Aphelion 1.2542 au
Asc. node-Earth separation -0.35673 au
Desc. node-Earth separation 0.13808 au
Earth MOID 0.11078 au
Orbital period 328.941 days
Date of orbit computation   Oct 1 16:34
Observational summary
Optical observations (Discarded) 534 (6)
Radar observations (Discarded) 0 (0)
Arc length 7263 days
Unobserved 187 days

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Ephemeris at epoch 58530 MJD
Right Ascension 289.46 deg
Declination -23.5415 deg
V Magnitude 20.96 mag
Solar Elongation 38.98 deg
Galactic Latitude -16.02 deg
Rate 1.553 deg/day
Direction 37.818 deg

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