AstDyS-2

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AstDyS ∴ Objects ∴ 1998SB4 ∴ Summary
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(363025) 1998SB4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.06461 1.864e-08 au
e 0.303046 5.771e-08
i 10.266 7.238e-06 deg
Ω 193.165 2.957e-05 deg
ω 155.629 3.193e-05 deg
M 296.255 9.767e-06 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1359 au
Aphelion 3.9933 au
Asc. node-Earth separation 2.84453 au
Desc. node-Earth separation 1.18213 au
Earth MOID 1.13492 au
Orbital period 1959.57 days
Date of orbit computation  apr 23 21:06
Observational summary
Optical observations (Discarded) 350 (1)
Radar observations (Discarded) 0 (0)
Arc length 9004.23 days
Unobserved 364 days

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Ephemeris at epoch 60444 MJD
Right Ascension 271.856 deg
Declination -9.90799 deg
V Magnitude 20.41 mag
Solar Elongation 139.53 deg
Galactic Latitude 5.1 deg
Rate 0.113 deg/day
Direction -40.42 deg

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