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20170909 - Filament data for 10 UTC
Available data for 20170909: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1753 1470 (N11W65 L=108)   611     94        1 (1727/1438-1773/1499) -76.0 W62-W67 N08-N12
      2 1887 1170 (S10W66 L=109)  2184    274        4 (1858/1075-1917/1248)  70.0 W60-W73 S15-S04
      3 1209  708 (S15W03 L= 46)   457    121        1 (1170/ 656-1242/ 775)  39.8 W00-W06 S18-S12
      4 1103  625 (S18E05 L= 38)   315     85        0 (1053/ 613-1146/ 639) -18.4 E08-E02 S19-S16
  
Download Binary data for this image

» All Filament Data of 20170909 ...
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