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AstDyS ∴ Objects ∴ 1998SM42 ∴ Summary
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(173210) 1998SM42  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.47709 1.074e-08 au
e 0.12238 4.739e-08
i 1.537 4.384e-06 deg
Ω 203.149 0.0001373 deg
ω 345.06 0.0001381 deg
M 5.682 1.449e-05 deg

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Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1739 au
Aphelion 2.7802 au
Asc. node-Earth separation 1.17933 au
Desc. node-Earth separation 1.77104 au
Earth MOID 1.17499 au
Orbital period 1424.01 days
Date of orbit computation  feb 22 02:27
Observational summary
Optical observations (Discarded) 820 (10)
Radar observations (Discarded) 0 (0)
Arc length 9240.23 days
Unobserved 72 days

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Ephemeris at epoch 60397 MJD
Right Ascension 198.757 deg
Declination -8.39018 deg
V Magnitude 18.87 mag
Solar Elongation 166.98 deg
Galactic Latitude 54.02 deg
Rate 0.215 deg/day
Direction -63.949 deg

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