Calcium K Images - 2005

Ca K Barr filter : 393.38 nm - FWHM = 0.3 nm
55 mm F/8 Fluorite refractor with Astronomik anti-IR (or Blue) filter
SBIG ST10 XME - CFW8 with neutral density filter - 1/400s exposure
 
 

Click on thumbnail for half-resolution image (200 ko) and below thumbnail for full-resolution image (600 ko) or chromosphere image

 
 
  

24 June 2005
(Full-resolution image)
(Chromosphere)

30 September 2005
(Full-resolution image)
(Chromosphere)

29 April 2005

 

13 May 2005
(Full-resolution image)
(Chromosphere)

16 May 2005
(Full-resolution image)
(Chromosphere)

20 May 2005
(Full-resolution image)
(Chromosphere)

27 February 2005
(Full-resolution image)
(Chromosphere)

13 March 2005
(Full-resolution image)
(Chromosphere)

16 March 2005
(Full-resolution image)
(Chromosphere)

18 March 2005
(Full-resolution image)
(Chromosphere)
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