AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HW25 ∴ Summary
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(100846) 1998HW25  ▹ 
SUMMARY
Keplerian elements at epoch
58800.0 MJD
Value 1-σ variation Units
a 2.22604 8.011e-09 au
e 0.135766 4.453e-08
i 6.415 5.016e-06 deg
Ω 40.978 3.331e-05 deg
ω 323.256 3.713e-05 deg
M 12.208 1.564e-05 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9238 au
Aphelion 2.5283 au
Asc. node-Earth separation 0.9787 au
Desc. node-Earth separation 1.44589 au
Earth MOID 0.92647 au
Orbital period 1213.11 days
Date of orbit computation  Oct 21 18:26
Observational summary
Optical observations (Discarded) 998 (5)
Radar observations (Discarded) 0 (0)
Arc length 7863.08 days
Unobserved 42 days

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Ephemeris at epoch 58808 MJD
Right Ascension 358.492 deg
Declination -3.88957 deg
V Magnitude 18.78 mag
Solar Elongation -118.93 deg
Galactic Latitude -63.01 deg
Rate 0.189 deg/day
Direction 39.193 deg

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