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20211025 - Filament data for 06 UTC
Available data for 20211025: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1220 1778 (N43W45 L=  0)   566    111        1 (1196/1736-1234/1844)  26.6 W40-W55 N40-N47
      2 1451  538 (S36W14 L=329)   631    197        0 (1433/ 441-1479/ 615)  67.4 W11-W17 S43-S31
      3 1620  510 (S45W29 L=344)   333     79        0 (1586/ 484-1644/ 538)  21.8 W25-W31 S46-S42
      4  763  389 (S26E36 L=279)  1056    148        2 ( 717/ 333- 823/ 439)   5.7 E41-E31 S28-S21
  
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» All Filament Data of 20211025 ...
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