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20171005 - Filament data for 12 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 1738 1575 (N13W70 L=130)   782     99        0 (1701/1525-1768/1617) -81.9 W68-W72 N09-N16
      2  569 1530 (N50E17 L= 42)   304     46        0 ( 546/1502- 588/1560)  36.9 E19-E15 N47-N51
      3 1173 1487 (N28W23 L= 83)   297     77        0 (1131/1461-1213/1512) -53.1 W21-W25 N25-N29
      4 1824 1123 (S13W55 L=114)   769    136        0 (1801/1062-1845/1178)  45.0 W51-W59 S16-S09
      5 1535  404 (S49W17 L= 76)   743    105        2 (1489/ 374-1585/ 429) -16.7 W12-W22 S51-S46
  
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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