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20220128 - Filament data for 09 UTC
Available data for 20220128: »08 UTC   »09 UTC   »10 UTC   »11 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1254  850 (S13W16 L=158)   274    103        0 (1238/ 797-1281/ 900)  90.0 W15-W17 S16-S09
      2 1709  638 (S18W55 L=197)   337     37        1 (1683/ 618-1730/ 659)  11.3 W52-W57 S19-S16
      3 1527  572 (S25W42 L=184)   394     86        1 (1479/ 551-1568/ 592)  26.6 W38-W45 S27-S23
      4 1523  460 (S32W48 L=190)   419     80        0 (1479/ 444-1564/ 481)  26.6 W44-W50 S33-S30
      5 1263  191 (S57W50 L=192)   686     51        2 (1236/ 162-1285/ 225) -22.6 W44-W58 S59-S54
      6 1336  174 (S57W64 L=206)   674     60        1 (1312/ 145-1356/ 211) -15.5 W56-W75 S58-S53
  
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» All Filament Data of 20220128 ...
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