In this video, Kyle goes over his preferred method of adding Ha to an LRGB image in PixInsight using narrowband data collected from an Optolong L-eNhance filter. This method works for any dual bandpass filter that enables the transmission of hydrogen alpha. Check out our written guide to Adding Ha to Your RGB Data to learn more: https://www.highpointscientific.com/astronomy-hub/post/astro-photography-guides/ha-rgb-pixinsight?utm_source=youtube&utm_medium=video&utm_campaign=ha-rgb-pixinsight Follow along with this tutorial step-by-step using our PDF Guide: https://drive.google.com/file/d/1mWMA6jbgNvLNN6W0JnQ176V_BkYjmpvA/view?usp=sharing Check out our previous post-processing tutorial on PixInsight: https://www.youtube.com/watch?v=V-9MIy0eB6k Optolong L-eNhance Filter: https://www.highpointscientific.com/optolong-l-enhance-light-pollution-filter-2-inch-lnh-200?utm_source=youtube&utm_medium=video&utm_campaign=ha-rgb-pixinsight Looking to expand your astronomy knowledge even further? The Astronomy Hub is the place to learn everything from what’s in the sky this month, to what gear can help you capture the best celestial images. Learn more here ➡️ https://www.highpointscientific.com/astronomy-hub?utm_source=youtube&utm_medium=video&utm_campaign=ha-rgb-pixinsight Follow us on Instagram https://www.instagram.com/highpointscientific/ Follow us on Facebook https://www.facebook.com/HighPointScientific Sign up for our email newsletter https://www.highpointscientific.com/communication-preferences?utm_source=youtube&utm_medium=video&utm_campaign=ha-rgb-pixinsight -- 00:00 - Intro 00:58 - Explanation of Images 03:17 - StarAlignment 04:05 - Splitting the RGB channels 05:16 - LinearFit 06:10 - PixelMath 08:48 - Adding the new red channel to the Master RGB image 10:15 - Outro