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20220126 - Filament data for 13 UTC
Available data for 20220126: »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  705  759 (S25E18 L=148)   202     62        0 ( 669/ 740- 737/ 775) -11.3 E20-E15 S25-S23
      2 1710  647 (S18W55 L=221)   405     31        2 (1686/ 626-1732/ 672)  56.3 W52-W57 S19-S16
      3 1683  427 (S31W67 L=233)   795    108        0 (1645/ 381-1727/ 464)  71.6 W64-W70 S34-S28
      4 1168  224 (S57W34 L=200)  1753    183        3 (1078/ 184-1246/ 263)  -6.6 W21-W47 S59-S53
  
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» All Filament Data of 20220126 ...
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