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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998XS16 ∴ Summary
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(137084) 1998XS16  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.21224 2.243e-09 au
e 0.496593 7.516e-08
i 26.555 8.168e-06 deg
Ω 273.001 9.572e-06 deg
ω 358.283 1.151e-05 deg
M 346.317 1.534e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 0.6103 au
Aphelion 1.8142 au
Asc. node-Earth separation -0.40602 au
Desc. node-Earth separation 0.8292 au
Earth MOID 0.40596 au
Orbital period 487.51 days
Date of orbit computation   Mar 13 09:40
Observational summary
Optical observations (Discarded) 1337 (8)
Radar observations (Discarded) 0 (0)
Arc length 8442 days
Unobserved 128 days

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Ephemeris at epoch 58260 MJD
Right Ascension 24.1557 deg
Declination 25.4238 deg
V Magnitude 18.47 mag
Solar Elongation 31.95 deg
Galactic Latitude -36.33 deg
Rate 0.951 deg/day
Direction 61.689 deg

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