Messier 13, or M13 (also designated NGC 6205 and sometimes called the Great Globular Cluster in Hercules, the Hercules Globular Cluster, or the Great Hercules Cluster), is a globular cluster of several hundred thousand stars in the constellation of Hercules.
| Object | M13 Globular Cluster |
| Constellation: | Hercules |
| Position: | RA 16h 41m 41.24s DEC +36° 27′ 35.5″ |
| Apparent Size: | 20 arcmins |
| Apparent Magnitude: | 5.8 |
| Distance in light years: | 22.200 ly |
| Photo Data | |
| Date: | 03.-04.05.2019 |
| Location: | Observatory: SkyPi - Pie Town, NM USA, GPS: 34.298, -108.135 |
| Telescope: | ATEO-1: Dreamscope 16" f/3.7 Astrograph |
| Camera: | FLI PL16803, 9μm, 4096 x 4096px |
| Field of View: | ° |
| Pixel Scale/Resolution: | arcsec/px |
| Expose frames/times: | L 14x300s, R 13x300s, G 9x300s, B 10x300s |
| Total expose: | 3h 54min |
| Filter: | Luminance Red, Green, Blue |
| Mount: | |
| Software: | Siril 1.4, Photoshop CC |
| Remarks: |
© Photos by Peter Cerveny
© Object description/intro text fully or partially by Wikipedia,
which is released under the Creative Commons Attribution-ShareAlike 4.0 International License