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20220413 - Filament data for 10 UTC
Available data for 20220413: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  865 1870 (N43E49 L=184)   476     20        1 ( 849/1851- 884/1890) -45.0 E53-E46 N40-N44
      2 1226 1749 (N46E13 L=220)  1649    242        2 (1157/1671-1304/1797)  78.7 E16-E06 N37-N52
      3 1559 1424 (N34W22 L=255)   893    164        1 (1533/1349-1580/1501) -80.5 W19-W24 N28-N40
      4 1745 1345 (N36W41 L=274)  1620    304        3 (1671/1206-1804/1450) -40.6 W32-W48 N29-N41
      5 1312 1426 (N25W05 L=238)   220     49        0 (1286/1409-1348/1445)   0.0 W03-W07 N24-N26
      6  779  780 (S26E07 L=226)   371    118        1 ( 723/ 747- 839/ 811)  45.0 E10-E04 S29-S23
      7 1210  699 (S18W20 L=253)   725    260        2 (1124/ 660-1308/ 773)  20.0 W13-W26 S21-S14
      8 1301  581 (S22W31 L=264)   232     67        0 (1266/ 568-1342/ 593)  45.0 W28-W32 S23-S19
      9  992  485 (S37W17 L=249)   434     83        0 ( 958/ 456-1037/ 515)  59.0 W14-W18 S39-S34
     10 1130  347 (S41W34 L=267)   308     39        0 (1103/ 332-1159/ 364)  56.3 W32-W35 S42-S39
     11 1322  230 (S41W61 L=294)   442     60        0 (1296/ 209-1351/ 257)   0.0 W55-W65 S41-S39
  
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» All Filament Data of 20220413 ...
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