NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998SD15 ∴ Summary
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(162117) 1998SD15  ▹ 
SUMMARY
Keplerian elements at epoch
58600.0 MJD
Value 1-σ variation Units
a 0.932574 4.553e-10 au
e 0.344871 1.493e-07
i 26.797 1.424e-05 deg
Ω 183.936 3.821e-06 deg
ω 35.85 1.019e-05 deg
M 58.326 2.452e-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 -0.35475 au
Desc. node-Earth separation 0.13791 au
Earth MOID 0.11062 au
Orbital period 328.945 days
Date of orbit computation   May 25 10:41
Observational summary
Optical observations (Discarded) 534 (6)
Radar observations (Discarded) 0 (0)
Arc length 7263 days
Unobserved 285 days

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Ephemeris at epoch 58628 MJD
Right Ascension 21.4995 deg
Declination 14.5609 deg
V Magnitude 21.73 mag
Solar Elongation 38.27 deg
Galactic Latitude -47.48 deg
Rate 0.76 deg/day
Direction 84.411 deg

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