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AstDyS ∴ Objects ∴ 1999XN221 ∴ Summary
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(363061) 1999XN221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56076 1.846e-08 au
e 0.228161 6.276e-08
i 11.765 5.44e-06 deg
Ω 273.579 4.04e-05 deg
ω 217.44 4.455e-05 deg
M 303.035 2.154e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9765 au
Aphelion 3.145 au
Asc. node-Earth separation 1.94818 au
Desc. node-Earth separation 1.07223 au
Earth MOID 1.00551 au
Orbital period 1496.75 days
Date of orbit computation  feb 22 03:07
Observational summary
Optical observations (Discarded) 439 (0)
Radar observations (Discarded) 0 (0)
Arc length 8734.22 days
Unobserved 156 days

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Ephemeris at epoch 60419 MJD
Right Ascension 43.0558 deg
Declination 22.0021 deg
V Magnitude 21.26 mag
Solar Elongation -18.76 deg
Galactic Latitude -32.85 deg
Rate 0.485 deg/day
Direction 77.875 deg

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