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AstDyS ∴ Objects ∴ 1998HW89 ∴ Summary
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(44136) 1998HW89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.22883 6.269e-09 au
e 0.038572 3.186e-08
i 3.742 3.09e-06 deg
Ω 267.676 6.439e-05 deg
ω 196.096 8.751e-05 deg
M 32.08 5.908e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1429 au
Aphelion 2.3148 au
Asc. node-Earth separation 1.29505 au
Desc. node-Earth separation 1.16281 au
Earth MOID 1.16047 au
Orbital period 1215.38 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 1557 (5)
Radar observations (Discarded) 0 (0)
Arc length 9434.04 days
Unobserved 67 days

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Ephemeris at epoch 60427 MJD
Right Ascension 120.673 deg
Declination 16.9944 deg
V Magnitude 20.22 mag
Solar Elongation -82.37 deg
Galactic Latitude 23.18 deg
Rate 0.353 deg/day
Direction 100.465 deg

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