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AstDyS ∴ Objects ∴ 1999XH37 ∴ Summary
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(21998) 1999XH37  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.59066 9.516e-09 au
e 0.034393 3.08e-08
i 14.796 3.205e-06 deg
Ω 164.197 1.418e-05 deg
ω 332.845 5.629e-05 deg
M 233.331 5.432e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5016 au
Aphelion 2.6798 au
Asc. node-Earth separation 1.51922 au
Desc. node-Earth separation 1.66196 au
Earth MOID 1.51753 au
Orbital period 1523.05 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2564 (11)
Radar observations (Discarded) 0 (0)
Arc length 12131 days
Unobserved 134 days

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Ephemeris at epoch 60419 MJD
Right Ascension 16.5047 deg
Declination 1.67479 deg
V Magnitude 19.29 mag
Solar Elongation 14.12 deg
Galactic Latitude -60.98 deg
Rate 0.431 deg/day
Direction 73.049 deg

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