31 Aug 2024
a globular cluster appearing in Hercules. The photo is a stack of frames taken at two different focal lengths and exposures using Astro Pixel Processor.
M92
5 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 284 | 1h30m | 19 |
| Red | 300 | 1h35m | 19 |
| Green | 300 | 1h30m | 18 |
| Blue | 317 | 1h35m | 18 |