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(25581) 1999XD221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.64632 9.399e-09 au
e 0.093126 3.464e-08
i 10.834 3.503e-06 deg
Ω 253.126 1.931e-05 deg
ω 335.683 2.703e-05 deg
M 146.215 1.963e-05 deg

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Other useful info
Absolute Magnitude (H)    13.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3999 au
Aphelion 2.8928 au
Asc. node-Earth separation 1.40367 au
Desc. node-Earth separation 1.88192 au
Earth MOID 1.39268 au
Orbital period 1572.4 days
Date of orbit computation  feb 22 01:55
Observational summary
Optical observations (Discarded) 3073 (10)
Radar observations (Discarded) 0 (0)
Arc length 16325.1 days
Unobserved 82 days

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Ephemeris at epoch 60397 MJD
Right Ascension 13.1213 deg
Declination 12.6271 deg
V Magnitude 18.83 mag
Solar Elongation -11.48 deg
Galactic Latitude -50.24 deg
Rate 0.4 deg/day
Direction 70.016 deg

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