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Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998XS16 ∴ Summary
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(137084) 1998XS16  ▹ 
SUMMARY
Keplerian elements at epoch
58000.0 MJD
Value 1-σ variation Units
a 1.21224 1.47e-09 au
e 0.496557 4.997e-08
i 26.554 5.112e-06 deg
Ω 273.002 5.766e-06 deg
ω 358.284 7.23e-06 deg
M 198.622 1.03e-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 -0.40568 au
Desc. node-Earth separation 0.83105 au
Earth MOID 0.40563 au
Orbital period 487.51 days
Date of orbit computation   Oct 9 17:34
Observational summary
Optical observations (Discarded) 1319 (40)
Radar observations (Discarded) 0 (0)
Arc length 7732 days
Unobserved 624 days

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Ephemeris at epoch 58045 MJD
Right Ascension 142.118 deg
Declination 6.88803 deg
V Magnitude 20.23 mag
Solar Elongation 63.57 deg
Galactic Latitude 37.87 deg
Rate 0.537 deg/day
Direction 126.312 deg

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