Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  LBN 357  ·  LBN 358  ·  LBN 362  ·  PK085+04.1  ·  Sh2-115  ·  Sh2-116
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Sh2-115 und Abell 71 (Sh2-116, PK85+4.1), pete_xl
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Sh2-115 und Abell 71 (Sh2-116, PK85+4.1)

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Sh2-115 und Abell 71 (Sh2-116, PK85+4.1), pete_xl
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Sh2-115 und Abell 71 (Sh2-116, PK85+4.1)

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Description

SH2-115 is a well structured emission nebula in the constellation Cygnus. It mainly features Ha colors. In his neigborhood (top right of the frame) we find the Object Abell 71/Sh2-116. Abell 71 is still discussed to be a planetary nebula or just an Ha emission nebula.

The image was shot in a short gap between a thunderstorm and twilight, Therefore the image has gathered just about 2.8 hrs of light.

25 x 200s Ha Baader 7.5 nm at gain 76

25 x 200s OIII Chroma 3nm at gain 76

ASI1600mmp and TS 130/910 mm apo with 0.79 x reducer.

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Sh2-115 und Abell 71 (Sh2-116, PK85+4.1), pete_xl