First go at a mosaic! The pixinsight merge by coordinates script approach makes it so painless!
NGC 3247 (Whirling Dervish) and NGC 3199 (Banana) nebulas in Carina captured in a two panel mosaic, in HOO.
Caught on:
Esprit 120
294mm w/ opto 7nm filters
5 min subs, 120g, 30off
pre with dss and post in pix
12hrs 45m in all
Higher res version:
https://www.astrobin.com/qdzjx2/