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20220920 - Filament data for 05 UTC
Available data for 20220920: »05 UTC   »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  400 1586 (N60E47 L=233)   854    106        1 ( 341/1562- 442/1611)   6.3 E60-E38 N58-N61
      2 1020 1451 (N32W12 L=292)   337     89        0 ( 981/1412-1050/1486) -71.6 W10-W13 N28-N34
      3  307  713 (N04E57 L=223)   429     52        0 ( 282/ 688- 326/ 744)  26.6 E60-E53 N02-N06
      4 1408  566 (S31W12 L=292)   274     66        0 (1382/ 536-1434/ 587)  14.0 W09-W13 S32-S29
      5  397  407 (S17E67 L=213)  1743    169        4 ( 351/ 365- 438/ 454)  81.9 E73-E62 S19-S12
  
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» All Filament Data of 20220920 ...
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