NGC 936 - 6.11.2021 at 22.35 Orimattila, Artjärvi, Tähtikallio Observation number 102926

Visibility II / V

Toni Veikkolainen, Veikko Mäkelä, Kari Laihia, Christos Oscar Kambiselis, Olli-Pekka Joronen, Keski-Uudenmaan Altair

This lens galaxy has the features of a spiral galaxy. The rod, which emerged from the clear core of the object, stood out well, the edges weaker. The second galaxy, NGC 941, stands out as a hazy spot in the image.

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Additional information

Observation target
- Deep space object
Designation
- NGC 936
Constellation
- Cetus
Field of view
31 arc minutes
Weather
- Vaihtelevaa pilvisyyttä, Kuu horisontin alla

Darkness
- Good
Seeing
- Good
Limiting magnitude
- 6
Galaxies
- Spiral galaxy
  
  Spiral galaxy is a stellar system where there are outwards arched spiral arms from roundish (spiral galaxies) or bar-shaped (barred spiral galaxies) central condensation.
  
  The apparent shape of spiral galaxied depends on out observation direction. From above they are quite round. From the side they lens-shaped with a bulge in the middle.
  
  Generally a rather large instrument, good weather conditions and observational expereince are needed to see spiral arms. Usually spiral galaxies look like a fuzzy spots.
  
  Spiral galaxy M33 in Triangulum. Image Tero Turunen.
  
  Andromeda Galaxy M31. There are also galaxies M110 (upper right corner) and M32 (lower left corner) in this image. Image Pekka Peura.
  
  M101 aka Pinwheel Galaxy in Ursa Major. Image Samuli Vuorinen.
  
  Spiral galaxy IC 342 aka Hidden Galaxy in Camelopardalis. Image Timo Inkinen.
  
  A sketch of spiral galaxy NGC 7331 in Pegasus. Image Juha Ojanperä.

Technical information

Alluna RC16, C415 / 3320, Moravian G4-16000 EC Mark II, with filter L 11 x 120 s, 20 x dark, 12 x flat, 20 x bias, 3x binning, image cropped

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Contact information

NGC 936 - 6.11.2021 at 22.35 Orimattila, Artjärvi, Tähtikallio Observation number 102926