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AstDyS ∴ Objects ∴ 1998SJ139 ∴ Summary
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(44412) 1998SJ139  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.60633 7.407e-09 au
e 0.276708 3.928e-08
i 3.385 3.766e-06 deg
Ω 311.148 6.92e-05 deg
ω 73.261 6.954e-05 deg
M 17.582 6.158e-06 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8851 au
Aphelion 3.3275 au
Asc. node-Earth separation 1.21422 au
Desc. node-Earth separation 1.63109 au
Earth MOID 0.89232 au
Orbital period 1536.89 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1382 (5)
Radar observations (Discarded) 0 (0)
Arc length 23099.9 days
Unobserved 97 days

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Ephemeris at epoch 60423 MJD
Right Ascension 51.5272 deg
Declination 20.9452 deg
V Magnitude 20.06 mag
Solar Elongation -21.55 deg
Galactic Latitude -29.08 deg
Rate 0.582 deg/day
Direction 76.515 deg

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