22. Graphic Design. GDL, México.
Despite the nearly full moon, I could not resist testing my improved resolution on the intricate lace work of the Veil Nebula using narrow band filters. This is a remnant of a supernova explosion which occurred some 6 to 8 thousands years ago.
Here red is set to Halpha (Hydrogen), Green to SII (Sulfur) and Blue to OIII (Oxygen).
C11-HD with x0.7 reduction, STLX11002m.
Total exposure 6h10’ all binned 1x1; FWHM ~ 2.5
9x600s in Ha
9x600s in OIII
19x600s in SII