<source_library title="Example_Sources">

<source name="_3C279" flux="0.0347857778772">

<spectrum escale="MeV">
<particle name="gamma">
<power_law emin="20.0" emax="1000000.0" gamma="1.96"/>
</particle>
<celestial_dir ra="193.98" dec="-5.82"/>
</spectrum>

</source>

<source name="_3C273" flux="0.0195836352338">
<spectrum escale="MeV">
<particle name="gamma">
<power_law emin="20.0" emax="1000000.0" gamma="2.58"/>
</particle>
<celestial_dir ra="187.25" dec="2.17"/>
</spectrum>
</source>

<source name="Crab_Pulsar" flux="0.154">
<spectrum escale="MeV">
<particle name="gamma">

<power_law emin="20" emax="1000000." gamma="2.19" ebreak="1500"
gamma2="4.89"/>
</particle>
<celestial_dir ra="83.57" dec="22.01"/>
</spectrum>
</source>

<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=isotropic_allsky.fits",
specFile="./isotropic_iem_v02.txt",emin=39.3884,emax=403761"/>
<use_spectrum frame="galaxy"/>
</spectrum>
</source>

<source name="Standard_diffuse_components">
<nestedSource sourceRef="GalacticDiffuse_v02" />
<nestedSource sourceRef="IsotropicDiffuse_v02" />
</source>
</source_library> 

