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20211207 - Filament data for 12 UTC
Available data for 20211207: »07 UTC   »08 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 1156 1843 (N53W33 L=138)   373     47        1 (1134/1815-1176/1867)  21.8 W27-W37 N51-N55
      2 1645 1682 (N32W67 L=172)   563     50        0 (1613/1660-1675/1701) -36.9 W63-W71 N30-N33
      3  376 1294 (N25E41 L= 64)   400     98        1 ( 352/1268- 420/1336) -45.0 E43-E37 N22-N28
      4 1005  660 (S21E06 L= 99)   238     28        0 ( 983/ 637-1021/ 688)  45.0 E07-E04 S22-S19
      5  829  232 (S50E36 L= 69)   717     47        2 ( 802/ 197- 854/ 265)  40.6 E40-E31 S52-S46
  
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» All Filament Data of 20211207 ...
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