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AstDyS ∴ Objects ∴ 1998SN4 ∴ Summary
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(136983) 1998SN4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38576 8.28e-09 au
e 0.197386 4.766e-08
i 2.156 3.754e-06 deg
Ω 56.631 0.00012 deg
ω 281.681 0.0001204 deg
M 351.36 8.397e-06 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9148 au
Aphelion 2.8567 au
Asc. node-Earth separation 1.21644 au
Desc. node-Earth separation 1.3776 au
Earth MOID 0.90709 au
Orbital period 1345.98 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 999 (7)
Radar observations (Discarded) 0 (0)
Arc length 11511.1 days
Unobserved 303 days

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Ephemeris at epoch 60418 MJD
Right Ascension 352.313 deg
Declination -5.02856 deg
V Magnitude 20.57 mag
Solar Elongation 37.19 deg
Galactic Latitude -60.47 deg
Rate 0.586 deg/day
Direction 67.001 deg

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