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20171005 - Filament data for 09 UTC
Available data for 20171005: »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  882 1593 (N44W10 L= 71)   292     54        2 ( 865/1561- 901/1620)  53.1 W08-W12 N41-N45
      2 1736 1558 (N12W69 L=130)  1012    137        0 (1694/1489-1768/1613) -90.0 W66-W70 N08-N16
      3 1157 1474 (N27W22 L= 83)   243     53        1 (1121/1445-1188/1497) -63.4 W20-W23 N25-N29
      4 1821 1138 (S12W55 L=116)  1138    232        0 (1787/1067-1876/1231)  23.2 W50-W65 S15-S08
      5 1491  371 (S50W12 L= 73)  1031    170        4 (1421/ 318-1568/ 420)   0.0 W04-W20 S52-S47
  
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» All Filament Data of 20171005 ...
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