European Space Agency

European Space Agency

Royal Belgian Institute for Aeronomy

Royal Belgian Institute for Aeronomy

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get_field1 - returns the GEO vector of the magnetic field

subroutine  get_field1(kext, options, sysaxes, year, doy, ut, xin1, xin2, xin3, maginput, bxgeo, bl)
Parameters:
  • kext [integer4,in] :: external magnetic field model number

  • options (5) [integer4,in] :: control options for calculation

  • sysaxes [integer4,in] :: coordinate system index see sysaxes

  • year [integer4,in] :: years for locations

  • doy [integer4,in] :: day of year for locations

  • ut [real8,in] :: universal time [s] for locations

  • xin1 [real8,in] :: 1st coordinate according to sysaxes

  • xin2 [real8,in] :: 2nd coordinate according to sysaxes

  • xin3 [real8,in] :: 3rd coordinate according to sysaxes

  • maginput (25) [real8,in] :: magnetic field inputs

  • bxgeo (3) [real8,out] :: magenetic field vector in GEO coordinates [nT]

  • bl [real8,out] :: magnetic field magnitude [nT]

Description

Returns the GEO vector of the magnetic field at input location for the set of internal/external magnetic field selected.

IRBEM subroutine documentation

IRBEM Common argument definitions


UNILIB/tags/v3.02