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20130803 - Latest Filament data
Available data for 20130803: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1660 1377 (N17W51 L= 65)   296     78        0 (1628/1344-1689/1409) -59.0 W48-W52 N14-N19
      2  822 1097 (N13E12 L=  2)   561    219        1 ( 794/1002- 848/1188)  85.2 E13-E09 N06-N18
      3  196 1101 (N18E63 L=310)   415     53        1 ( 181/1078- 216/1136) -56.3 E65-E60 N16-N19
      4 1474  648 (S24W25 L= 39)   402     86        0 (1433/ 620-1513/ 679)  26.6 W22-W28 S25-S22
  
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» All Filament Data of 20130803 ...
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