M 4
M 4 |
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Object data of Messier4 |
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| Object type: | Globular star cluster (IX) | |
| Size: | 23' | |
| Magnitude: | 5.6 mag | |
| Constellation: | Sco | |
| Distance: | 7,200 Ly | |
| Notes: |
Messier 4 is a bright globular star cluster located in the southern
constellation Scorpius. It lies at an approximate distance of 7,200 light
years from Earth, which makes Messier 4 one of the nearest globular clusters
to Earth. In the image above, M4 is visible on the right side. The bright star embedded in dust on the left side is Antares, the brightest star in the constellation Scorpion. NGC 6144 is another globular cluster in the above image, but with a distance of 29,000 light years it is much further away compared with M4. |
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Exposure data |
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| Date: | 2019-07-27 + 29 | |
| Location: | ATHOS Centro Astronomico / La Palma (900m) | |
| Telescope: | Baader APO 95/560 CaF2 Travel Companion (f=560mm) | |
| Camera: | Canon EOS 6D (ISO800) | |
| Mount: | 10micron GM3000 HPS | |
| Exposure time: | 16x5min | |
| Exposure time total: | 1h 20min | |
| Notes: | ||
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