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AstDyS ∴ Objects ∴ 1998HA87 ∴ Summary
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(120819) 1998HA87  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.65538 1.561e-08 au
e 0.097393 5.413e-08
i 2.247 5.113e-06 deg
Ω 288.384 0.0001516 deg
ω 295.866 0.0001557 deg
M 349.658 4.078e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3968 au
Aphelion 2.914 au
Asc. node-Earth separation 1.5068 au
Desc. node-Earth separation 1.7637 au
Earth MOID 1.38866 au
Orbital period 1580.47 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 522 (2)
Radar observations (Discarded) 0 (0)
Arc length 10408.2 days
Unobserved 88 days

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Ephemeris at epoch 60449 MJD
Right Ascension 212.674 deg
Declination -16.7422 deg
V Magnitude 19.33 mag
Solar Elongation -157.72 deg
Galactic Latitude 42.1 deg
Rate 0.175 deg/day
Direction -64.336 deg

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