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NGC 7000: The Cygnus Wall - Narrow Band SII:Ha:OIII
Narrow-Band image of the southern part of NGC7000, the "North America Nebula". The brightest structure shown in the left of the picture is also called the "Cygnus Wall".
Relevant Facts:
- The Cygnus Wall is a very rich region of gases and dust. In the Narrow Band picture the emissions of Ionized Hydrogen, Oxygen and Sulfur are shown
- The estimate distance of the nebula is not very accurate. The most recent measures indicate a distance of a bit less than 2,000 light years
- In this nebular complex there are several young star of TT Tauri type and also several Herbig-Haro objects.
Image acquisition: M.Angelini-F.Antonucci-F.Tagliani
Image processing: F.Antonucci
Ha-SII:Ha:OIII
- Ha 320' with DK-A 12.5" F/7.8 - ATIK 11000 - Trivolzio Observatory
- Ha:SII:OIII 280':120':120' with R-C 14" F/8 - SBIG STX 16803 - Fano Observatory
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