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AstDyS ∴ Objects ∴ 1990WR5 ∴ Summary
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(16521) 1990WR5  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.99977 1.52e-08 au
e 0.093856 3.625e-08
i 10.097 4.048e-06 deg
Ω 97.491 2.465e-05 deg
ω 238.129 3.536e-05 deg
M 221.209 2.498e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7182 au
Aphelion 3.2813 au
Asc. node-Earth separation 2.14557 au
Desc. node-Earth separation 1.81641 au
Earth MOID 1.72352 au
Orbital period 1897.71 days
Date of orbit computation  feb 22 01:53
Observational summary
Optical observations (Discarded) 1729 (7)
Radar observations (Discarded) 0 (0)
Arc length 12124.4 days
Unobserved 87 days

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Ephemeris at epoch 60419 MJD
Right Ascension 191.68 deg
Declination 10.4428 deg
V Magnitude 18.9 mag
Solar Elongation -153.55 deg
Galactic Latitude 73.28 deg
Rate 0.175 deg/day
Direction -77.956 deg

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