Steph's album

 
 
 
    M45.jpg
 
Pleiades star cluster (Messier 45) this time @300mm

Technical details:


  • exposure time of each image: 20s
  • lens: Sigma APO DG 300/2.8
  • sensitivity:ISO 1600, aperture: f/2.8, focal length: 300mm
  • number of stacked images: 32

  • IPTC Metadata
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iptc_caption Messier 45 from 32 images x 20sec, 300mm/f2.8, 1600ISO

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