Show pageOld revisionsBacklinksExport to PDFFold/unfold allBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Creation of a radial brightness profile ====== The program ds9 can be used to create a radial brightness profile. In the following two possibilities will be described: ===== Projection tool ===== - Open the FITS file - Click on ''projection tool'' in //Region > Shape > Projection// - Mark the line at which the radial profile shall be created - In the popup window ''projection'' save the profile either as data table via //File > Save Data// as a *.dat file or alternative export the radial profile from the diagram window as a PostScript image via //File > Postscript Print// - Use gnuplot, tikz, pgfplots, WRplot, or alike (Excel would work, too) to create the profile ===== Line ===== - Open the FITS file - Click on ''line'' in //Region > Shape// - Mark the line at which the radial profile shall be created - Double-click on the line - In the popup window create the profile via //Analysis > 2D Plot// - In the popup window ''projection'' save the profile either as data table via //File > Save Data// as a *.dat file or alternative export the radial profile from the diagram window as a PostScript image via //File > Postscript Print// - Use gnuplot, tikz, pgfplots, WRplot, or alike (Excel would work, too) to create the profile en/praktikum/sonnenrandverdunklung.txt Last modified: 2016/06/28 00:13by rhainich