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AstDyS ∴ Objects ∴ 1998XS9 ∴ Summary
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(14187) 1998XS9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26464 5.19e-09 au
e 0.156507 2.8e-08
i 2.505 3.131e-06 deg
Ω 190.428 6.708e-05 deg
ω 123.133 6.782e-05 deg
M 253.041 1.074e-05 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9102 au
Aphelion 2.6191 au
Asc. node-Earth separation 1.41673 au
Desc. node-Earth separation 1.03539 au
Earth MOID 0.89748 au
Orbital period 1244.79 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2770 (14)
Radar observations (Discarded) 0 (0)
Arc length 11844.1 days
Unobserved 33 days

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Ephemeris at epoch 60425 MJD
Right Ascension 184.413 deg
Declination -1.40437 deg
V Magnitude 17.8 mag
Solar Elongation -149.66 deg
Galactic Latitude 60.33 deg
Rate 0.187 deg/day
Direction -61.541 deg

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