NGC4631 Whale Galaxy  

Object Details:

  • Spiral Galaxy in Canes Venatici

  •  RA:          12 hours 42 minutes

  •  Dec:         +32 degrees 28 minutes

  •  Distance: 30 million Light years

  •  Size:         14'.0 x 2'.0

  •  Mag:        9.3

Image Details:

  • Instrument:  Celestron 9.25 SCT @ f/6.3 (1481mm) focal length
  • Mount:         Losmandy G11
  • Camera:       SBIG ST-2000XM with CFW8 Color Filter 
  • Filters & Exposure Times:  
    • L:      16 x 5 minutes binned   1 x 1
    • R    16 x 5 minutes binned  1 x 1 
      G     16 x 5 minutes binned  1 x 1 
      B:      16 x 5 minutes binned   1 x 1 
  • Total  exposure time: 6 hours
  • Software: CCDStack, Adobe Photoshop
  • Location: Saratoga California
  • Date: April  2009

 

              

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