Multiwavelength templates for the gamma-ray analysis of the Cygnus Loop
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1. Radio: Cyg11.i.mK-J2000_clip.fits
   11cm Effelsberg map (Uyaniker et al 2004) with point sources subtracted
   Sect 2.5 of the paper

2. Optical: dss2.CygLoop-clip30.fits
   DSS2 red map (mosaic of smaller maps) with point sources and background subtracted
   Sect 2.4 of the paper

3. Ultra-violet: Veil-nd-clipsm20.fits
   GALEX NUV mosaic by M. Seibert with point sources and background subtracted
   Sect 2.3 of the paper

4. X-ray: ROSAT_clip.fits
   ROSAT survey image with point sources and background subtracted
   Sect 2.2 of the paper