NGC4631 - The Whale Galaxy
| Object | Spiral Galaxy “The Whale Galaxy” (NGC4631), with NGC4627 ("The Pup" Galaxy), in Canes Venatici | |
| Telescope (Photo) | Celestron 8" SCT OTA @ f/6.3 on Losmandy G11 Mount | |
| Telescope (Guiding) | Meade ETX 90mm OTA @f/13.8 on Losmandy G11 Mount | |
| Camera (Photo) | Canon 50D DSLR | |
| Camera (Guiding) | Meade DSI Pro II w/PHD Guiding | |
| Exposure Detail | Excluded-Average combination of 15 images at 300 seconds each, ISO1600; RAW file conversion, calibration (bias and dark only), and initial image processing using ImagesPlus 3.75; final image processing using Photoshop CS3 | |
| Location | Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464) | |
| Date | 04/25/09 |