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20170623 - Filament data for 12 UTC
Available data for 20170623: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1802  946 (N01W57 L= 51)  2927    423        4 (1746/ 818-1876/1110) -48.6 W50-W69 S06-N11
      2  349 1072 (S00E47 L=307)   462     90        1 ( 325/1034- 371/1106)  63.4 E48-E44 S02-N02
      3 1431 1023 (N04W26 L= 20)   660    166        4 (1356/1000-1513/1049)   0.0 W20-W31 N02-N05
      4 1572  936 (S00W36 L= 30)   322     90        0 (1543/ 913-1605/ 972) -21.8 W33-W39 S01-N01
  
Download Binary data for this image

» All Filament Data of 20170623 ...
IDL code for reading binary data:
    OPENR, u, binfile, /COMP, /GET_LUN
    head = FLTARR(6) ;[xsize,ysize,radius,hh,mm,ss]
    READU, u, head
    data = INTARR(FIX(head[0]),FIX(head[1]))
    READU, u, data
    FREE_LUN, u
    
  • each filament has the value of Fil_ID
  • all values are in pixel
to get the area of a filament:
  c = WHERE(data EQ Fil_ID, area)
  f = '(2(A,I6))'
  PRINT, FORM=f, "Area of Fil_ID", Fil_ID," =", area 
be careful: y-origin is upper left! you can transpose the data:
  data = ROTATE(data,7)
  Solar_y = 2048-Solar_y