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AstDyS ∴ Objects ∴ 1990QL4 ∴ Summary
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(29172) 1990QL4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.99954 1.292e-08 au
e 0.017421 3.075e-08
i 10.181 4.452e-06 deg
Ω 349.914 1.85e-05 deg
ω 257.754 0.0001365 deg
M 256.264 0.0001363 deg

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Other useful info
Absolute Magnitude (H)    13.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9473 au
Aphelion 3.0518 au
Asc. node-Earth separation 2.00398 au
Desc. node-Earth separation 1.99452 au
Earth MOID 1.95674 au
Orbital period 1897.49 days
Date of orbit computation  apr 23 19:52
Observational summary
Optical observations (Discarded) 3347 (11)
Radar observations (Discarded) 0 (0)
Arc length 12260.9 days
Unobserved 37 days

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Ephemeris at epoch 60426 MJD
Right Ascension 131.228 deg
Declination 22.464 deg
V Magnitude 18.6 mag
Solar Elongation -91.72 deg
Galactic Latitude 34.4 deg
Rate 0.18 deg/day
Direction 122.666 deg

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