NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998SD15 ∴ Summary
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(162117) 1998SD15  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 0.932554 2.808e-10 au
e 0.344832 8.635e-08
i 26.799 8.277e-06 deg
Ω 183.945 2.254e-06 deg
ω 35.842 6.31e-06 deg
M 121.653 1.464e-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 1.2541 au
Asc. node-Earth separation -0.35352 au
Desc. node-Earth separation 0.13828 au
Earth MOID 0.11091 au
Orbital period 328.934 days
Date of orbit computation   Oct 15 17:20
Observational summary
Optical observations (Discarded) 520 (31)
Radar observations (Discarded) 0 (0)
Arc length 6961 days
Unobserved 4 days

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Ephemeris at epoch 58044 MJD
Right Ascension 68.0132 deg
Declination -26.5156 deg
V Magnitude 19.17 mag
Solar Elongation 123.18 deg
Galactic Latitude -41.19 deg
Rate 1.178 deg/day
Direction -163.514 deg

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