Capture details:
Esprit 120
Eq6r
2600mm
Antlia RGB and 3nm Ha filters for a HaRGB image with the Ha acting as the continuum-subtracted red and luminance channels. 12hr20m on the Ha and ~6hr45m on the RGB for about 19hrs total.
Acquisition with NINA, pre and post in Pixinsight
Post method included curves, pixelmath, decon, SPCC.
Higher res here:
https://www.astrobin.com/v54ksg/