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20210924 - Filament data for 11 UTC
Available data for 20210924: »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 1154 1744 (N45W39 L= 40)   784    134        2 (1107/1711-1216/1770)   0.0 W32-W44 N42-N47
      2  342 1037 (N23E45 L=316)   265     46        1 ( 314/1023- 366/1060)  11.3 E47-E42 N22-N24
      3 1264  658 (S20W04 L=  6)   210     72        0 (1227/ 634-1297/ 678)   0.0 W01-W06 S20-S19
      4 1120  543 (S23E08 L=354)   363    112        0 (1093/ 502-1167/ 593)  29.7 E10-E03 S25-S21
      5 1167  328 (S40E13 L=349)   310     62        0 (1131/ 310-1199/ 350) -59.0 E14-E11 S42-S37
  
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» All Filament Data of 20210924 ...
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