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20170802 - Filament data for 09 UTC
Available data for 20170802: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1512 1244 (N12W35 L=221)   603    163        0 (1444/1214-1586/1284) -33.7 W30-W39 N09-N15
      2  199  720 (S06E69 L=117)   770    103        2 ( 179/ 686- 213/ 756)  68.2 E73-E66 S08-S03
      3  238  692 (S08E64 L=122)   686    145        2 ( 209/ 655- 252/ 744)  56.3 E69-E61 S10-S04
      4 1611  452 (S42W40 L=226)   826    177        0 (1558/ 437-1665/ 472) -17.1 W33-W46 S44-S39
  
Download Binary data for this image

» All Filament Data of 20170802 ...
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