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20210106 - Filament data for 11 UTC
Available data for 20210106: »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 1159  726 (S21W09 L=217)   445    141        0 (1138/ 672-1191/ 796)  74.1 W08-W10 S24-S17
      2  794  393 (S45E18 L=190)   370     98        1 ( 775/ 353- 828/ 431)  66.8 E20-E14 S48-S41
      3 1226  302 (S52W22 L=230)  1001    149        2 (1149/ 275-1291/ 330)  -3.8 W13-W28 S53-S49
  
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» All Filament Data of 20210106 ...
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