AstDyS-2

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AstDyS ∴ Objects ∴ 1998BK9 ∴ Summary
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(31213) 1998BK9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.03796 1.276e-08 au
e 0.173674 3.77e-08
i 2.419 3.989e-06 deg
Ω 208.374 8.146e-05 deg
ω 347.806 8.216e-05 deg
M 290.694 1.061e-05 deg

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Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5103 au
Aphelion 3.5656 au
Asc. node-Earth separation 1.51458 au
Desc. node-Earth separation 2.55406 au
Earth MOID 1.50925 au
Orbital period 1934.07 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 2235 (13)
Radar observations (Discarded) 0 (0)
Arc length 11267.2 days
Unobserved 80 days

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Ephemeris at epoch 60419 MJD
Right Ascension 93.003 deg
Declination 21.2373 deg
V Magnitude 19.68 mag
Solar Elongation -63.72 deg
Galactic Latitude 1.33 deg
Rate 0.294 deg/day
Direction 89.735 deg

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