Spiral Galaxies M81 and M82, and the Integrated Flux Nebula
| Object | Spiral Galaxies M81, M82, and the Integrated Flux Nebula (IFN), in Ursa Major | |
| Telescope (Photo) | William Optics Redcat 51 III OTA @ f/4.9 on Losmandy G-11 Mount | |
| Telescope (Guiding) | Off-axis using OAG-Large with Redcat 51 III OTA @ f/4.9 on Losmandy G-11 mount | |
| Camera (Photo) | ZWO ASI6200MM Pro full-frame monochrome CMOS Camera with ZWO 7 position 2" filter wheel, controlled by Sequence Generator Pro | |
| Camera (Guiding) | ZWO ASI174MM Mini w/PHD2 Guiding | |
| Exposure Detail |
Combination of 300 images at 300 seconds each: 60 Luminance 60 Ha 60 Red 60 Green 60 Blue Total 25 hours data capture, using ZWO 2" narrowband filters. Calibrated with bias, dark, flat-dark, and flat frames; image processing w/PixInsight 1.9.2 |
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| Location | Quilted Starfields Observatory, Chiefland, FL (N29.406, W82.859) | |
| Date | 03/17/2025 - 03/26/2025 |