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AstDyS ∴ Objects ∴ 2007XX21 ∴ Summary
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(256660) 2007XX21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.20577 9.957e-09 au
e 0.054917 5.355e-08
i 7.175 6.01e-06 deg
Ω 61.352 3.16e-05 deg
ω 314.623 5.335e-05 deg
M 47.552 4.344e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0846 au
Aphelion 2.3269 au
Asc. node-Earth separation 1.13078 au
Desc. node-Earth separation 1.27493 au
Earth MOID 1.094 au
Orbital period 1196.57 days
Date of orbit computation  apr 23 20:43
Observational summary
Optical observations (Discarded) 607 (2)
Radar observations (Discarded) 0 (0)
Arc length 9530.69 days
Unobserved 138 days

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Ephemeris at epoch 60425 MJD
Right Ascension 61.0621 deg
Declination 22.142 deg
V Magnitude 21.95 mag
Solar Elongation -28.45 deg
Galactic Latitude -22.18 deg
Rate 0.512 deg/day
Direction 76.079 deg

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