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20170719 - Filament data for 08 UTC
Available data for 20170719: »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  246 1340 (N27E59 L=312)   576    106        0 ( 214/1295- 279/1379)  45.0 E62-E56 N23-N29
      2 1782  887 (S10W53 L= 65)   393     76        1 (1754/ 863-1802/ 911) -21.8 W50-W55 S11-S08
      3 1119  370 (S40W02 L= 14)   289     47        1 (1095/ 352-1138/ 394)  45.0 W00-W03 S41-S38
  
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» All Filament Data of 20170719 ...
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