Abell 31 (SH2-290) in HOO
| Object | Planetary Nebula (Abell 31 / SH2-290), in Cancer | |
| Telescope (Photo) | TeleVue 85mm OTA @ f/5.6 on ZWO AM5N mount | |
| Telescope (Guiding) | William Optics UniGuide 32mm f/3.75 guide scope on ZWO AM5N mount | |
| Camera (Photo) | ZWO ASI2600MC Duo one-shot APS-C color CMOS Camera, controlled by ZWO ASiair Plus 256GB | |
| Camera (Guiding) | ZWO ASI220MM Mini w/ASiair Plus 256GB | |
| Exposure Detail | Combination of 40 images at 300 seconds each, total 3 hours 20 minutes data capture, using Optolong L-Ultimate duoband (Ha/OIII) 2" narrowband filter. Calibrated with bias and dark frames; image processing w/PixInsight 1.9.2 | |
| Location | Quilted Starfields Observatory, Chiefland, FL (N29.406, W82.859) | |
| Date | 03/01/2025 |