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AstDyS ∴ Objects ∴ 1998HA12 ∴ Summary
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(120810) 1998HA12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.62887 1.07e-08 au
e 0.084343 4.684e-08
i 2.514 4.359e-06 deg
Ω 331.723 9.431e-05 deg
ω 228.706 9.727e-05 deg
M 39.223 2.567e-05 deg

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Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4071 au
Aphelion 2.8506 au
Asc. node-Earth separation 1.75369 au
Desc. node-Earth separation 1.48391 au
Earth MOID 1.40548 au
Orbital period 1556.87 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 1171 (3)
Radar observations (Discarded) 0 (0)
Arc length 10064 days
Unobserved 375 days

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Ephemeris at epoch 60425 MJD
Right Ascension 273.263 deg
Declination -26.8139 deg
V Magnitude 19.71 mag
Solar Elongation 121.97 deg
Galactic Latitude -4.2 deg
Rate 0.049 deg/day
Direction 109.347 deg

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