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20220728 - Filament data for 12 UTC
Available data for 20220728: »08 UTC   »09 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 1175 1832 (N61W37 L=306)   639    116        0 (1126/1803-1228/1851)   6.3 W27-W46 N58-N62
      2 1411 1639 (N40W42 L=311)   972    179        0 (1344/1603-1491/1665)  -3.8 W33-W48 N37-N42
      3 1651 1445 (N24W53 L=323)   596     73        0 (1609/1425-1693/1464)   0.0 W48-W57 N22-N24
      4  248 1111 (N15E57 L=213)   455     55        1 ( 233/1079- 271/1146) -76.0 E58-E54 N13-N17
      5  205  934 (N05E63 L=207)   406     55        1 ( 184/ 907- 230/ 964)  38.7 E65-E59 N02-N06
      6 1617  559 (S32W41 L=310)   525    104        0 (1588/ 520-1642/ 618)  74.1 W38-W42 S34-S27
      7 1391  404 (S41W22 L=292)   659     62        1 (1358/ 375-1419/ 448)  78.7 W19-W25 S43-S37
  
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» All Filament Data of 20220728 ...
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