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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 2.098e-09 au
e 0.496591 6.385e-08
i 26.556 7.632e-06 deg
Ω 273 8.325e-06 deg
ω 358.29 1.022e-05 deg
M 133.996 1.344e-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   Feb 18 15:19
Observational summary
Optical observations (Discarded) 1436 (10)
Radar observations (Discarded) 0 (0)
Arc length 8842 days
Unobserved 5 days

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Ephemeris at epoch 58536 MJD
Right Ascension 76.4023 deg
Declination 9.74509 deg
V Magnitude 19.26 mag
Solar Elongation -103.08 deg
Galactic Latitude -18.28 deg
Rate 0.082 deg/day
Direction 151.208 deg

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