graphic design, open source, science

IRIS astrophothography tips

IRIS astrophothography tips   Reducing noise with staking is invers proprtional of square root of number of images, for 4 images, you reduce noise by 1/2, for 9 image is 1/3 etc   Some useful command lines: SAVE name       // save pic/fit file in working director [...]


ASCII art Generating ascii art online: And insert into html using <pre> tag to preserve the formatting.    

Blender gradient background

Blender gradient background  



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