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20210105 - Latest Filament data
Available data for 20210105: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1132 1873 (N59W11 L=232)   398     37        0 (1115/1847-1147/1900)  60.3 W08-W13 N55-N62
      2 1019 1860 (N57E02 L=219)   712    108        0 ( 973/1826-1075/1885)  31.0 E06-W04 N52-N60
      3  964  706 (S23E04 L=217)   482    156        1 ( 946/ 656- 996/ 789)  83.7 E04-E01 S26-S17
      4 1107  310 (S51W09 L=230)   703    128        0 (1035/ 294-1170/ 324)   4.8 W02-W15 S52-S49
  
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» All Filament Data of 20210105 ...
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