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20211017 - Filament data for 10 UTC
Available data for 20211017: »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  533 1480 (N46E22 L= 36)   470     49        0 ( 507/1446- 561/1510)  36.9 E24-E19 N44-N48
      2  730 1301 (N29E10 L= 48)   302     95        1 ( 697/1264- 767/1343) -74.1 E11-E08 N25-N32
      3  260  895 (N16E55 L=  3)   381     85        0 ( 247/ 853- 271/ 947)  71.6 E56-E52 N13-N19
      4 1667  654 (S35W33 L= 91)   438     57        1 (1632/ 632-1701/ 676)  -8.1 W29-W36 S36-S34
      5 1638  538 (S43W30 L= 88)   404     34        0 (1619/ 512-1652/ 570)  63.4 W27-W31 S45-S40
  
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» All Filament Data of 20211017 ...
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