<source name="GalacticDiffuse_v02">
<!-- This is v02 of the diffuse emission model that is recommended by the Diffuse Group.
Total photon flux from the map (#/m^2/s) = 8.296 over the whole
energy range of the MapCube file (50 MeV-100 GeV) -->
  <spectrum escale="MeV">
    <SpectrumClass name="MapCube" params="8.296,$(FERMI_DIR)/refdata/fermi/galdiffuse/gll_iem_v02.fit"/>
    <use_spectrum frame="galaxy"/>
  </spectrum>
</source>
  <!-- This is the isotropic diffuse spectrum that is recommended by the
  the diffuse group for P6V3 DIFFUSE class FRONT + BACK; integrated
  flux below is 5.01 ph m^-2 s^-1 [Note units]  -->

<source name="IsotropicDiffuse_v02"> <spectrum escale="MeV"> <SpectrumClass name="FileSpectrumMap" params="flux=5.01,fitsFile=$(FERMI_DIR)/refdata/fermi/galdiffuse/isotropic_allsky.fits,specFile=$(FERMI_DIR)/refdata/fermi/galdiffuse/isotropic_iem_v02.txt,emin=39.3884,emax=403761"/ <use_spectrum frame="galaxy"/> </spectrum> </source>