and Astronomy

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ISIS database can be a great help during spectra processing by providing a large library of reference data. Download database ISIS_database_v9 (27 Mb). Here a procedure for install database.  CALSPEC database extended in V9 (March 2023)

You need Microsoft .NET Framework 4 installed in your PC (not present if your operating system is old). Click here for download .NET Framework 4.

Manuel utilisateur (en français)

How to

          Install Gnuplot interface

         Operate « quick-look » fast processing mode

         Animate a sequence of spectra

         Use console commands

         Evaluate instrumental response

         Evaluate spectral dispersion function

         Measure camera performances

         Process deep-sky images

ISIS is a copyrighted freeware. ISIS is free of all rights for a non commercial usage and distribution. The software, the demonstration images and related documentation are exclusively properties of the author.

Copyright (C) 2021 Christian Buil

Web : www.astrosurf.com/buil