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20180211 - Latest Filament data
Available data for 20180211: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  883 1577 (N25E19 L=138)   340    176        0 ( 824/1514- 952/1619) -24.4 E24-E13 N21-N27
      2  697 1044 (S11E20 L=138)   239     63        0 ( 659/1029- 727/1067)  36.9 E22-E17 S11-S08
      3 1335  942 (S06W20 L=178)   293     42        0 (1311/ 914-1363/ 969)  76.0 W18-W21 S07-S03
      4  471  453 (S53E38 L=120)   969    165        1 ( 426/ 389- 531/ 517) -63.4 E42-E32 S57-S47
      5 1190  343 (S45W30 L=188)   274     87        0 (1170/ 317-1213/ 380) -33.7 W27-W33 S46-S42
  
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» All Filament Data of 20180211 ...
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