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20150818 - Filament data for 06 UTC
Available data for 20150818: »06 UTC   »07 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 1718 1450 (N16W59 L=324)  1008    226        0 (1637/1406-1791/1482) -31.6 W52-W65 N11-N20
      2  569 1004 (N13E29 L=236)   260     74        0 ( 541/ 974- 593/1043)  36.9 E30-E26 N11-N14
      3 1196  860 (S06W07 L=272)   231    100        0 (1150/ 825-1242/ 886) -38.7 W04-W09 S08-S04
      4  270  574 (S11E67 L=198)   581    113        0 ( 246/ 552- 295/ 593) -21.8 E70-E63 S12-S09
  
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» All Filament Data of 20150818 ...
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