NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998XS16 ∴ Summary
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(137084) 1998XS16  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 1.21229 2.157e-09 au
e 0.496591 6.465e-08
i 26.556 7.741e-06 deg
Ω 273 9.313e-06 deg
ω 358.29 1.111e-05 deg
M 133.996 1.348e-05 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.6103 au
Aphelion 1.8143 au
Asc. node-Earth separation -0.40719 au
Desc. node-Earth separation 0.82923 au
Earth MOID 0.4071 au
Orbital period 487.54 days
Date of orbit computation   Dec 3 16:51
Observational summary
Optical observations (Discarded) 1344 (9)
Radar observations (Discarded) 0 (0)
Arc length 8762 days
Unobserved 15 days

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Ephemeris at epoch 58466 MJD
Right Ascension 105.965 deg
Declination 23.2458 deg
V Magnitude 18.07 mag
Solar Elongation 157.03 deg
Galactic Latitude 12.96 deg
Rate 0.602 deg/day
Direction -109.764 deg

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