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20170704 - Filament data for 06 UTC
Available data for 20170704: »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 1765 1457 (N30W60 L=271)   509    175        0 (1732/1434-1796/1482)  18.4 W55-W64 N28-N31
      2 1066 1390 (N26W02 L=214)   465    114        0 (1016/1347-1117/1424)  45.0 W00-W05 N23-N28
      3 1059 1223 (N16W02 L=214)   641    240        0 ( 985/1124-1128/1325) -56.3 E02-W06 N09-N21
      4  944  313 (S47E06 L=206)   809    177        1 ( 885/ 263-1003/ 366) -42.0 E10-W00 S51-S41
  
Download Binary data for this image

» All Filament Data of 20170704 ...
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