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20130322 - Filament data for 15 UTC
Available data for 20130322: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC   »16 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  855 1655 (N25E30 L=315)  1448    262        2 ( 772/1558- 946/1760)  90.0 E31-E27 N17-N35
      2  285 1235 (S12E55 L=290)   519    129        0 ( 255/1180- 319/1295)  74.1 E56-E52 S15-S08
      3 1014  882 (S15W03 L=348)   330    131        0 ( 953/ 855-1073/ 904)   8.1 W00-W07 S15-S14
      4 1050  529 (S34W18 L=  2)   237     40        1 (1034/ 506-1067/ 553) -26.6 W15-W19 S35-S32
      5  573  327 (S67E16 L=329)   583     69        2 ( 534/ 303- 608/ 350)   0.0 E23-E09 S68-S64
      6  759  257 (S65W14 L=359)   506     47        1 ( 736/ 233- 779/ 286) -56.3 W09-W18 S67-S61
  
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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