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AstDyS ∴ Objects ∴ 1998XO21 ∴ Summary
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(49390) 1998XO21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.89479 1.404e-08 au
e 0.098001 3.674e-08
i 4.819 4.223e-06 deg
Ω 287.453 4.729e-05 deg
ω 50.274 5.239e-05 deg
M 172.354 2.179e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6111 au
Aphelion 3.1785 au
Asc. node-Earth separation 1.68126 au
Desc. node-Earth separation 2.07603 au
Earth MOID 1.60461 au
Orbital period 1798.97 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 1614 (12)
Radar observations (Discarded) 0 (0)
Arc length 11015 days
Unobserved 50 days

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Ephemeris at epoch 60426 MJD
Right Ascension 138.688 deg
Declination 11.7256 deg
V Magnitude 20.46 mag
Solar Elongation -101.55 deg
Galactic Latitude 37.07 deg
Rate 0.102 deg/day
Direction 102.139 deg

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