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20130804 - Filament data for 12 UTC
Available data for 20130804: »05 UTC   »06 UTC   »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  366 1233 (N26E46 L=316)   407    128        0 ( 351/1177- 379/1291) -74.1 E47-E44 N22-N29
      2  322 1037 (N14E49 L=313)  1142    267        2 ( 277/ 948- 382/1136) -56.3 E53-E43 N07-N19
      3 1020 1094 (N10W01 L=  2)   265     94        0 ( 989/1056-1050/1130) -78.7 E01-W02 N07-N12
      4  615 1093 (N15E25 L=336)   281    128        0 ( 561/1064- 660/1124) -33.7 E28-E22 N12-N17
      5 1749  834 (S17W49 L= 50)   553    114        0 (1733/ 781-1765/ 890)  74.1 W47-W50 S20-S13
      6 1628  689 (S24W38 L= 39)   509    119        0 (1588/ 651-1663/ 730)  33.7 W34-W40 S26-S21
  
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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