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20211125 - Filament data for 08 UTC
Available data for 20211125: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  309 1222 (N26E47 L=219)   298     60        1 ( 275/1198- 342/1235) -15.9 E50-E43 N24-N27
      2 1507  663 (S29W25 L=290)  1284    277        3 (1434/ 562-1622/ 749)  23.6 W18-W34 S34-S24
      3 1708  647 (S35W44 L=309)   349     43        3 (1683/ 626-1728/ 672)  26.6 W40-W46 S36-S33
      4  948  384 (S36E20 L=245)   267     34        2 ( 923/ 367- 972/ 405) -33.7 E21-E18 S38-S34
      5 1422  299 (S56W18 L=283)   446     60        0 (1397/ 280-1455/ 329) -41.2 W14-W22 S59-S52
  
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» All Filament Data of 20211125 ...
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