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Klobuchar Ionospheric Delay Model
4.0
Inputs: alpha and beta (coefficients selected by the GPS master control station and placed in the satellite navigation upload message for down-link to the user), calendar date, elevation, azimuth, latitude and longitude Output: ionospheric L1 correction
mmahooti
2016-11-11
2
1
IAU/SOFA
4.0
Sofa software is a subroutine to realize the official IAU algorithm, including the direction and rotation of the earth.
mmahooti
2016-11-10
3
1
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