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20210212 - Latest Filament data
Available data for 20210212: »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  380 1597 (N19E60 L= 19)   584     64        0 ( 355/1561- 402/1634) -71.6 E62-E57 N15-N21
      2  337  636 (S42E49 L= 30)   321     56        0 ( 322/ 601- 350/ 663)  53.1 E50-E46 S43-S39
      3  540  572 (S43E28 L= 51)   999    232        0 ( 433/ 550- 661/ 600)   5.2 E38-E16 S44-S40
  
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» All Filament Data of 20210212 ...
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