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20211211 - Filament data for 11 UTC
Available data for 20211211: »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  324 1376 (N30E48 L=  5)   421     61        1 ( 297/1348- 352/1407)  53.1 E50-E45 N27-N31
      2  507 1322 (N24E31 L= 22)   296     67        1 ( 472/1300- 543/1342) -38.7 E33-E28 N21-N25
      3 1284  314 (S52W12 L= 64)  1004    182        1 (1200/ 266-1359/ 350)  11.3 W03-W19 S54-S48
      4 1125  281 (S52E04 L= 49)   446     89        1 (1098/ 256-1158/ 327) -66.8 E06-E01 S54-S47
  
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» All Filament Data of 20211211 ...
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