Messier 77
Messier 77 |
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Object data of Messier77 |
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| Object type: | Galaxy (Sb/P) | |
| Size: | 7.3' x 6.3' | |
| Magnitude: | 9.7 mag | |
| Constellation: | Cet | |
| Distance: | 47 Mio Ly | |
| Notes: | Messier 77 is a barred spiral galaxy about 47 million light-years away in the constellation Cetus. Messier 77 is an active galaxy with an active galactic nucleus (AGN), which is obscured from view by dust at visible wavelengths. Messier 77's diameter is estimated at 170,000 light-years. | |
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Exposure data |
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| Date: | 2017-11-18 + 2017-11-19 | |
| Location: | ATHOS Centro Astronomico / La Palma (900m) | |
| Telescope: | Pentax 125 SDP (f=800mm) | |
| Camera: | Nikon D810A (ISO800) | |
| Mount: | Skywatcher EQ6-R | |
| Exposure time: | 37x6min | |
| Exposure time total: | 3h42min | |
| Notes: | Image acquisition by CEDIC
team (Markus Blauensteiner, Christoph Kaltseis, Bernhard Hubl) Image processing by Markus Blauensteiner |
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