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AstDyS ∴ Objects ∴ 1998HB42 ∴ Summary
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(120815) 1998HB42  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.59285 1.159e-08 au
e 0.194166 3.665e-08
i 5.561 4.399e-06 deg
Ω 156.993 5.402e-05 deg
ω 164.581 5.644e-05 deg
M 344.911 1.761e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0894 au
Aphelion 3.0963 au
Asc. node-Earth separation 2.07998 au
Desc. node-Earth separation 1.09249 au
Earth MOID 1.07735 au
Orbital period 1524.98 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 665 (5)
Radar observations (Discarded) 0 (0)
Arc length 10608 days
Unobserved 299 days

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Ephemeris at epoch 60420 MJD
Right Ascension 331.65 deg
Declination -8.98263 deg
V Magnitude 20.83 mag
Solar Elongation 59.64 deg
Galactic Latitude -47.1 deg
Rate 0.493 deg/day
Direction 71.354 deg

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