IMACS spectral atlas

IMACS spectral atlas

Longslit HeNeAr arc spectra for the main IMACS dispersing elements

You may find the following FITS files useful for reference or planning. They each contain a wavelength-calibrated 1-D spectrum for one of the main dispersing elements available on IMACS at f/2. These are also available on the data disks on both observer workstations in the Baade dome at:



Click on the figure title to download the actual FITS files containing the spectra. The figures are meant as a quick reference guide only. You can view them close up by right-clicking and selecting “View image” or “View image in new screen/tab” (in most browsers).

Table of Contents