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AstDyS ∴ Objects ∴ 1998HL138 ∴ Summary
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(42679) 1998HL138  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.32705 8.48e-09 au
e 0.136091 3.957e-08
i 6.438 3.872e-06 deg
Ω 121.601 3.95e-05 deg
ω 117.554 4.327e-05 deg
M 82.201 1.618e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0104 au
Aphelion 2.6437 au
Asc. node-Earth separation 1.45394 au
Desc. node-Earth separation 1.13291 au
Earth MOID 1.00728 au
Orbital period 1296.6 days
Date of orbit computation  apr 23 19:55
Observational summary
Optical observations (Discarded) 964 (3)
Radar observations (Discarded) 0 (0)
Arc length 10181.6 days
Unobserved 290 days

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Ephemeris at epoch 60426 MJD
Right Ascension 0.17877 deg
Declination -3.54541 deg
V Magnitude 21.3 mag
Solar Elongation 37.3 deg
Galactic Latitude -63.48 deg
Rate 0.446 deg/day
Direction 69.776 deg

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