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AstDyS ∴ Objects ∴ 1998HA42 ∴ Summary
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(85616) 1998HA42  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08845 1.375e-08 au
e 0.117765 3.09e-08
i 10.315 4.777e-06 deg
Ω 181.981 1.841e-05 deg
ω 105.362 2.97e-05 deg
M 207.253 2.116e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7247 au
Aphelion 3.4522 au
Asc. node-Earth separation 2.14721 au
Desc. node-Earth separation 1.9512 au
Earth MOID 1.73206 au
Orbital period 1982.49 days
Date of orbit computation  apr 23 20:04
Observational summary
Optical observations (Discarded) 1256 (3)
Radar observations (Discarded) 0 (0)
Arc length 11667 days
Unobserved 71 days

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Ephemeris at epoch 60427 MJD
Right Ascension 117.06 deg
Declination 13.3045 deg
V Magnitude 20.98 mag
Solar Elongation -79.73 deg
Galactic Latitude 18.51 deg
Rate 0.191 deg/day
Direction 85.56 deg

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