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20211031 - Latest Filament data
Available data for 20211031: »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  426 1512 (N50E35 L=197)   368     47        1 ( 409/1487- 446/1535) -45.0 E37-E32 N47-N52
      2  368 1498 (N50E42 L=189)   511     87        0 ( 347/1456- 401/1525)  38.7 E45-E38 N47-N52
      3  911 1432 (N30W04 L=236)   468    105        1 ( 861/1403- 968/1450) -45.0 W01-W07 N27-N32
      4  580 1316 (N32E21 L=211)   393     95        0 ( 545/1271- 614/1349)  23.2 E24-E17 N29-N33
      5 1756  941 (S20W45 L=277)   369     96        1 (1720/ 919-1789/ 963) -15.9 W41-W48 S21-S18
      6 1850  847 (S29W55 L=287)   470     55        1 (1829/ 816-1871/ 881) -51.3 W52-W58 S31-S26
      7 1379  254 (S59W02 L=233)  1812    198        4 (1285/ 223-1460/ 290) -15.5 E07-W11 S63-S53
  
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» All Filament Data of 20211031 ...
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