M12 |
Globular cluster in Ophiuchus |
This globular cluster was discovered by Charles Messier in 1764, although it was William Herschel who first
resolved it as a star cluster in 1783. It is located in Serpens. Distance to Earth: 16 light years Visual magnitude: 6,7. More information can be found in: Messier index. M5 |
Date and location | 6-jul-2013. Caraquiz, Madrid |
Telescope | ASA N10, f=906mm on ASA DDM85 mount. |
Camera | FLI ML16803. IDAS LPS, RGB Baader filters |
Image Processing | L: 16x120s, RGB: 6x120s. Processed with Pixinsight |
Visits since september 14th, 2004: |