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AstDyS ∴ Objects ∴ 1999WQ18 ∴ Summary
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(269820) 1999WQ18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80283 2.085e-08 au
e 0.091274 6.093e-08
i 6.22 5.913e-06 deg
Ω 51.845 5.267e-05 deg
ω 328.852 6.005e-05 deg
M 90.718 2.893e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.547 au
Aphelion 3.0587 au
Asc. node-Earth separation 1.58946 au
Desc. node-Earth separation 2.00467 au
Earth MOID 1.55261 au
Orbital period 1713.93 days
Date of orbit computation  apr 23 20:46
Observational summary
Optical observations (Discarded) 522 (8)
Radar observations (Discarded) 0 (0)
Arc length 8836.87 days
Unobserved 97 days

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Ephemeris at epoch 60427 MJD
Right Ascension 109.963 deg
Declination 27.9091 deg
V Magnitude 21.93 mag
Solar Elongation -70.85 deg
Galactic Latitude 18.1 deg
Rate 0.288 deg/day
Direction 101.582 deg

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