AstDyS-2

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AstDyS ∴ Objects ∴ 1998QJ31 ∴ Summary
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(145789) 1998QJ31  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3409 9.174e-09 au
e 0.233177 4.235e-08
i 3.731 4.153e-06 deg
Ω 97.436 7.869e-05 deg
ω 220.101 7.928e-05 deg
M 62.538 1.069e-05 deg

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Other useful info
Absolute Magnitude (H)    16.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7951 au
Aphelion 2.8867 au
Asc. node-Earth separation 1.7109 au
Desc. node-Earth separation 0.86221 au
Earth MOID 0.78337 au
Orbital period 1308.2 days
Date of orbit computation  apr 23 20:19
Observational summary
Optical observations (Discarded) 719 (3)
Radar observations (Discarded) 0 (0)
Arc length 9232.79 days
Unobserved 165 days

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Ephemeris at epoch 60425 MJD
Right Ascension 46.1246 deg
Declination 15.4768 deg
V Magnitude 21.46 mag
Solar Elongation -13.24 deg
Galactic Latitude -36.55 deg
Rate 0.496 deg/day
Direction 72.787 deg

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