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20130321 - Latest Filament data
Available data for 20130321: »07 UTC   »08 UTC   »09 UTC   »10 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  690 1711 (N25E44 L=314)  1811    253        4 ( 611/1614- 774/1816) -77.5 E48-E41 N16-N34
      2 1872  874 (N11W63 L= 61)  2467    393        6 (1815/ 726-1919/1040) -36.4 W51-W74 N03-N18
      3 1038  789 (S19W07 L=  5)   302    108        1 (1002/ 764-1088/ 827)  -9.5 W04-W10 S20-S18
      4  532  350 (S66E23 L=335)   431     61        2 ( 503/ 328- 561/ 378) -15.9 E29-E18 S68-S63
      5  697  299 (S64W03 L=  1)   349     46        1 ( 674/ 278- 717/ 325) -45.0 W00-W05 S65-S61
  
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» All Filament Data of 20130321 ...
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