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AstDyS ∴ Objects ∴ 1998XD21 ∴ Summary
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(56045) 1998XD21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.17731 5.586e-09 au
e 0.119063 2.545e-08
i 3.295 2.72e-06 deg
Ω 117.04 6.343e-05 deg
ω 177.788 6.565e-05 deg
M 124.444 1.772e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9181 au
Aphelion 2.4365 au
Asc. node-Earth separation 1.45309 au
Desc. node-Earth separation 0.90215 au
Earth MOID 0.90182 au
Orbital period 1173.49 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 2981 (16)
Radar observations (Discarded) 0 (0)
Arc length 11760.7 days
Unobserved 112 days

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Ephemeris at epoch 60435 MJD
Right Ascension 67.257 deg
Declination 20.2854 deg
V Magnitude 19.93 mag
Solar Elongation -24.11 deg
Galactic Latitude -19.14 deg
Rate 0.458 deg/day
Direction 79.812 deg

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