Amateur Astrophotography - Issue 93, 2021

https://rapidgator.net/file/3ccbd94ad41c92b3d54c24c2570d597f/Amateur_Astrophotography_-_Issue_93_2021.pdf.html

or
https://uploadgig.com/file/download/4923Cc6bb5bc52dF/Amateur_Astrophotography_-_Issue_93_2021.pdf