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AstDyS ∴ Objects ∴ 1998NQ ∴ Summary
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(20398) 1998NQ  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63635 1.342e-08 au
e 0.036126 4.079e-08
i 15.502 4.422e-06 deg
Ω 103.245 1.632e-05 deg
ω 44.507 6.726e-05 deg
M 139.158 6.487e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5411 au
Aphelion 2.7316 au
Asc. node-Earth separation 1.58414 au
Desc. node-Earth separation 1.68585 au
Earth MOID 1.57198 au
Orbital period 1563.52 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 1384 (7)
Radar observations (Discarded) 0 (0)
Arc length 9635.39 days
Unobserved 292 days

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Ephemeris at epoch 60427 MJD
Right Ascension 319.92 deg
Declination -19.009 deg
V Magnitude 20.11 mag
Solar Elongation 80.47 deg
Galactic Latitude -40.97 deg
Rate 0.272 deg/day
Direction 87.859 deg

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