The
Heart Nebula, IC 1805 which lies some 7500 light years away from Earth and is located in the Perseus Arm of the Galaxy in the constellation Cassiopeia. It was discovered by William Herschel on 3 November 1787. It is an emission nebula showing glowing ionized hydrogen gas and darker dust lanes.
A total of 19.75 hours exposure.
| Exposure | 23@900 sec + 42@1200 sec = 19.75 hours |
| ISO | 800 |
| Camera | Nikon Z7 [8856 x 5504] |
| Optics | Skywatcher Esprit 120mm Refractor |
| Filter | Radian Triad Ultra Quad-Band Narrowband Filter |
| Guiding | Phd2 using a ZWO 224MC on an Orion 60x240mm Guide scope |
| Controller | Images taken using Kstars on an Odroid-N2 (Raspberry Pi clone) |
| Location | Lower Sackville, Nova Scotia. |
| Date | 2020-06-16 - 2020-11-01 |
| PixInsight Processing | | WeightedBatchPreprocessing Script | | Dynamic Crop | | Automatic Background Extractor | | ColourCalibration (both saturation and hue) | | MultiscaleLinearTransform | | HistogramTransform | | CurvesTransformation | | LocalHistogramEquilization | | ColourProfile |
|
| Further tweaking for colour in Lightroom |
