Installing Montage

Montage is a package developed by IPAC designed to handle the reprojection of FITS files. APLpy relies on Montage for several functions, such as make_rgb_cube() or the north=True argument in FITSFigure. To use these features, Montage needs to be installed.

Obtaining and installing Montage

Montage can be downloaded from

Installation instructions are provided at

Once Montage is correctly installed, you are ready to use the Montage-dependent features of APLpy!