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20150915 - Filament data for 14 UTC
Available data for 20150915: »06 UTC   »09 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1643 1569 (N19W60 L=310)  1258    197        2 (1579/1538-1721/1604) -41.6 W54-W66 N14-N22
      2 1377  951 (S06W18 L=268)   324     90        0 (1327/ 933-1422/ 965) -31.0 W15-W20 S07-S04
      3 1628  781 (S23W31 L=282)  1013    234        1 (1530/ 717-1713/ 855)   7.1 W23-W39 S25-S21
      4 1837  777 (S32W51 L=301)   477     70        1 (1812/ 756-1858/ 801)  11.3 W47-W53 S33-S30
  
Download Binary data for this image

» All Filament Data of 20150915 ...
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