The Bubble Nebula In H-Alpha
| Object | The Bubble Nebula (NGC7635), in Cassiopeia | |
| Telescope (Photo) | Celestron 11" EdgeHD SCT OTA w/ Optec-Lepus f/6.2 Focal Reducer on Losmandy G11 Mount | |
| Telescope (Guiding) | Orion EON 80mm ED Refractor @ f/6.25 on Losmandy G11 Mount | |
| Camera (Photo) | SBIG ST-8300M (Monochrome) w/ Lumicon Hydrogen-Alpha filter | |
| Camera (Guiding) | Meade DSI Pro III w/ PHD Guiding | |
| Exposure Detail | Excluded-average combination of 19 images at 300 seconds each (captured using ImagesPlus 3.83a), full calibration (bias, dark, flat, flat-dark), and initial image processing using ImagesPlus 3.82; final image processing using Photoshop CS3 | |
| Location | Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464) | |
| Date | 08/28/10 |