|
M9 Located in the direction of Ophiuchus, M9 ls about 26,000 ly from Earth and approximately 90 ly in diameter. As seen in the image, it lies in a field containing substantial clouds of obscuring dust that is designated Barnard 64. Having a luminosity of around 120,000 times that of the Sun, its mass is in the region of 4.2x105 solar masses. Classified, VIII (rather loosely concentrated towards the centre), on the Shapley-Sawyer globular cluster concentration scale (1927).
|
| Camera: | SBIG STL11000M, Astrodon filters | Scope: | Takahashi TOA-130, f=1000mm, f7.7, fov 1.0° x 0.7° |
| Mount: | Takahashi EM-200 Temma 2 | Guiding: | external (E-finder) |
| Filters/Exposures: | R:G:B = 14:10:12 ≡ 36m | Location: | ASV's LMDSS, Lady's Pass, Victoria, Australia |
| Date: | September 2023 | Processing: | CCDStack2, RegiStar and Photoshop CS5 |