NEODyS-2

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(137099) 1998YW3  ▹ 
SUMMARY
Keplerian elements
(Epoch 58800.0 MJD)
Value 1-σ variation Units
a 1.10013 3.377e-09 au
e 0.462713 9.122e-08
i 28.794 1.306e-05 deg
Ω 94.279 9.681e-06 deg
ω 194.825 1.424e-05 deg
M 191.575 2.25e-05 deg

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Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.5911 au
Aphelion distance 1.6092 au
Asc. node-Earth separation 0.58107 au
Desc. node-Earth separation -0.41762 au
Earth MOID 0.38818 au
Orbital period 421.466 days
Date of orbit computation   Jan 20 13:31
Observational summary
Optical observations (Discarded) 299 (3)
Radar observations (Discarded) 0 (0)
Arc length 7703 days
Unobserved 4 days

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Ephemeris
(Epoch 58872 MJD)
Right Ascension 198.793 deg
Declination 45.6676 deg
V Magnitude 19.67 mag
Solar Elongation 115.29 deg
Galactic Latitude 70.87 deg
Rate 0.881 deg/day
Direction 39.236 deg

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