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20130730 - Latest Filament data
Available data for 20130730: »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 1647 1406 (N20W51 L=118)   365     91        1 (1607/1384-1691/1430)   0.0 W46-W55 N19-N21
      2 1604  805 (S15W36 L=104)   480    115        0 (1570/ 746-1632/ 857)  50.2 W33-W38 S18-S12
      3  329  591 (S16E58 L=  9)   930    125        2 ( 285/ 542- 382/ 633) -36.9 E61-E53 S19-S13
      4  697  513 (S24E29 L= 39)   342     94        0 ( 653/ 497- 744/ 529)   0.0 E31-E25 S24-S22
  
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» All Filament Data of 20130730 ...
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