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20160420 - Latest Filament data
Available data for 20160420: »06 UTC   »07 UTC   »08 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  614 1785 (N30E55 L=202)   658    115        2 ( 578/1766- 652/1803)  15.9 E59-E51 N27-N31
      2  774 1572 (N19E31 L=226)   266     67        1 ( 759/1544- 795/1604) -45.0 E33-E29 N17-N21
      3 1396 1378 (N26W12 L=269)   351    106        1 (1369/1317-1412/1423) -51.3 W09-W14 N22-N27
      4 1509 1227 (N20W23 L=280)   406     81        0 (1469/1184-1541/1268) -26.6 W19-W25 N17-N21
      5 1203  397 (S35W34 L=291)   596    125        1 (1146/ 379-1273/ 421)  26.6 W28-W37 S37-S32
  
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» All Filament Data of 20160420 ...
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