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20170711 - Latest Filament data
Available data for 20170711: »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  352 1484 (N34E53 L= 62)   527    146        0 ( 338/1436- 365/1535) -50.2 E56-E50 N30-N37
      2  285 1232 (N17E54 L= 62)  1089    342        2 ( 198/1197- 378/1279)   3.0 E64-E45 N14-N19
      3  228  787 (S11E61 L= 55)  1697    205        3 ( 192/ 706- 264/ 850) -60.9 E64-E56 S16-S06
      4 1241  785 (S12W13 L=129)   336     54        2 (1202/ 760-1266/ 813)   0.0 W10-W14 S13-S09
  
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» All Filament Data of 20170711 ...
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