Object Details:

• Open Cluster NGC 6939 in Cepheus

• Galaxy           NGC 6946

•  RA:          20 hours 33 minutes  Centered on GSC 4233:1422

•  Dec:         +60 degrees 27 minutes

•  Distance: NGC 6939 5800  Light years, NGC 6946 10 million Light years

•  Size:        

•  Mag:       

Image Details:

• Instrument:  Williams Optics 110mm .8 reduced @ f/5.6 (622mm) focal length
• Mount:         Losmandy G11
• Camera:       SBIG ST-2000XM with CFW8 Color Filter 
• Filters & Exposure Times:  

•         L:              36 x 5 minutes binned 1x1

  • Red:         5 x 5 minutes binned  1 x 1 
    Green:     5 x 5 minutes binned  1 x 1 
    Blue:        5 x 5 minutes binned  1 x 1 

• Total  exposure time: 4.25 hours
• Software: CCDStack, Adobe Photoshop
• Location: Saratoga California
• Date: July  2011

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