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Rozette Nebula NGC2246

The Rosette Nebula (also known as Caldwell 49) is a large, circular H II region located near one end of a giant molecular cloud in the Monoceros region of the Milky Way Galaxy. The open cluster NGC 2244 (Caldwell 50) is closely associated with the nebulosity, the stars of the cluster having been formed from the nebula's matter. The complex has the following NGC designations: NGC 2237 Part of the nebulous region (Also used to denote whole nebula) NGC 2238 Part of the nebulous region NGC 2239 Part of the nebulous region (Discovered by John Herschel) NGC 2244 The open cluster within the nebula (Discovered by John Flamsteed in 1690) NGC 2246 Part of the nebulous region [wiki]

Photo Details

  Telescope: FSQ106EDX (530 mm) Takahashi

  Camera: Sbig STL1100XM, internal Sbig Filter wheel, Baader 50mm round HLRGB filters

  Mount: NJP Takahashi

  Guiding: self-guided

  Exposure: Ha 12x30min RGB 4x10min each

  When: January-March 2015

  Other information: Ha taken in the city of Tarnow not good condition

 

Photo Details

  Telescope: FSQ106EDX (530 mm) Takahashi

  Camera: Sbig ST-8300M, Sbig Filter wheel, Baader 36mm round HLRGB filters

  Mount: NJP Takahashi

  Guiding: Stellavue 70ED

  Exposure: Ha 6h RGB 1.5h

  When: January-February 2011

  Other information: Ha taken in the city of Tarnow, good transparency, good seeing

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