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AstDyS ∴ Objects ∴ 1998HA138 ∴ Summary
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(37984) 1998HA138  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.79119 1.54e-08 au
e 0.147982 3.514e-08
i 9.376 5.565e-06 deg
Ω 168.522 2.373e-05 deg
ω 139.31 3.094e-05 deg
M 115.956 2.057e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3781 au
Aphelion 3.2042 au
Asc. node-Earth separation 2.08245 au
Desc. node-Earth separation 1.44847 au
Earth MOID 1.37287 au
Orbital period 1703.27 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1957 (408)
Radar observations (Discarded) 0 (0)
Arc length 9418.93 days
Unobserved 107 days

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Ephemeris at epoch 60425 MJD
Right Ascension 70.4032 deg
Declination 14.6479 deg
V Magnitude 20.91 mag
Solar Elongation -36.62 deg
Galactic Latitude -20.29 deg
Rate 0.349 deg/day
Direction 79.392 deg

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