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AstDyS ∴ Objects ∴ 2001XR21 ∴ Summary
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(99337) 2001XR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.18534 5.975e-09 au
e 0.100863 3.539e-08
i 5.002 4.458e-06 deg
Ω 22.515 3.31e-05 deg
ω 309.281 3.995e-05 deg
M 80.437 2.264e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9649 au
Aphelion 2.4058 au
Asc. node-Earth separation 1.03697 au
Desc. node-Earth separation 1.30822 au
Earth MOID 0.95912 au
Orbital period 1179.99 days
Date of orbit computation  apr 23 20:08
Observational summary
Optical observations (Discarded) 2000 (6)
Radar observations (Discarded) 0 (0)
Arc length 11308.9 days
Unobserved 50 days

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Ephemeris at epoch 60426 MJD
Right Ascension 57.7887 deg
Declination 22.9137 deg
V Magnitude 20.32 mag
Solar Elongation -24.78 deg
Galactic Latitude -23.76 deg
Rate 0.501 deg/day
Direction 76.821 deg

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