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20210907 - Filament data for 06 UTC
Available data for 20210907: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  802 1606 (N49W01 L=230)   257     76        0 ( 768/1590- 835/1630) -45.0 E01-W03 N46-N51
      2  706 1475 (N42E11 L=218)   230     44        0 ( 694/1444- 718/1505)  56.3 E11-E09 N39-N43
      3  706 1252 (N28E15 L=214)   253     52        1 ( 674/1238- 737/1270) -11.3 E17-E12 N26-N28
  
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» All Filament Data of 20210907 ...
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