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20160720 - Latest Filament data
Available data for 20160720: »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 1004 1575 (N41W03 L=136)   266     64        1 ( 976/1549-1027/1601)  36.9 W00-W04 N39-N42
      2  619 1567 (N42E30 L=104)   606    155        1 ( 558/1547- 696/1582)   0.0 E35-E23 N41-N43
      3 1812 1188 (N08W59 L=193)   967    120        3 (1784/1094-1840/1258) -79.7 W57-W62 N01-N12
      4 1551 1104 (N06W35 L=168)   409    115        1 (1520/1074-1571/1145)  45.0 W32-W36 N04-N08
  
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» All Filament Data of 20160720 ...
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