AstDyS-2

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AstDyS ∴ Objects ∴ 1998QR99 ∴ Summary
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(216929) 1998QR99  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.40816 1.19e-08 au
e 0.228762 6.273e-08
i 3.32 5.106e-06 deg
Ω 122.781 0.0001047 deg
ω 240.916 0.0001054 deg
M 293.853 1.552e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8573 au
Aphelion 2.9591 au
Asc. node-Earth separation 1.58334 au
Desc. node-Earth separation 1.03862 au
Earth MOID 0.8576 au
Orbital period 1364.98 days
Date of orbit computation  feb 22 02:36
Observational summary
Optical observations (Discarded) 340 (2)
Radar observations (Discarded) 0 (0)
Arc length 9011.92 days
Unobserved 354 days

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Ephemeris at epoch 60419 MJD
Right Ascension 305.21 deg
Declination -17.9009 deg
V Magnitude 21.7 mag
Solar Elongation 85.81 deg
Galactic Latitude -27.53 deg
Rate 0.356 deg/day
Direction 77.967 deg

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