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AstDyS ∴ Objects ∴ 1989WR ∴ Summary
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(11872) 1989WR  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.27075 5.179e-09 au
e 0.181894 3.171e-08
i 6.836 3.578e-06 deg
Ω 25.677 2.385e-05 deg
ω 328.027 2.525e-05 deg
M 53.155 9.608e-06 deg

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Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8577 au
Aphelion 2.6838 au
Asc. node-Earth separation 0.90674 au
Desc. node-Earth separation 1.59286 au
Earth MOID 0.85733 au
Orbital period 1249.84 days
Date of orbit computation  feb 22 01:52
Observational summary
Optical observations (Discarded) 2810 (14)
Radar observations (Discarded) 0 (0)
Arc length 24928.8 days
Unobserved 63 days

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Ephemeris at epoch 60398 MJD
Right Ascension 43.8557 deg
Declination 20.1286 deg
V Magnitude 19.13 mag
Solar Elongation -38.96 deg
Galactic Latitude -34.01 deg
Rate 0.53 deg/day
Direction 71.604 deg

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