AstDyS-2

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AstDyS ∴ Objects ∴ 1998HW15 ∴ Summary
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(523940) 1998HW15  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57241 2.194e-08 au
e 0.077883 4.658e-08
i 5.398 5.401e-06 deg
Ω 123.368 7.503e-05 deg
ω 194.441 8.955e-05 deg
M 2.248 4.954e-05 deg

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Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3721 au
Aphelion 2.7728 au
Asc. node-Earth separation 1.78155 au
Desc. node-Earth separation 1.36207 au
Earth MOID 1.35869 au
Orbital period 1506.99 days
Date of orbit computation  feb 22 03:41
Observational summary
Optical observations (Discarded) 243 (0)
Radar observations (Discarded) 0 (0)
Arc length 9206.07 days
Unobserved 290 days

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Ephemeris at epoch 60423 MJD
Right Ascension 346.969 deg
Declination -7.47571 deg
V Magnitude 22.47 mag
Solar Elongation 47.92 deg
Galactic Latitude -58.56 deg
Rate 0.443 deg/day
Direction 70.412 deg

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