The Heart Nebula, IC 1805, in Cassiopeia, from Austin, Texas on 2021-09-23 10:25 UT. The bright part of the nebula at the lower right is also cataloged as NGC 896. The central open cluster is Collinder 26. Just over four hours of image data captured under a Bortle 7 sky dome, with a waning gibbous moon in the sky, using a dual narrowband filter and a cooled one shot color camera.

WO RedCat 250/51mm, Optolong L-eNhance NB Filter, ZWO ASI533 MC Pro cooled camera -10 C, SW AZ-EQ5 Pro mount, ZWO ASIAIR Pro controller. Four hours of exposure 83x3min. PixInsight, StarEXterminator, Topaz DeNoise AI, Photoshop processing.