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20230321 - Filament data for 10 UTC
Available data for 20230321: »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 1119 1788 (N44E21 L= 17)  2374    376        2 (1002/1655-1254/1921) -20.6 E45-E05 N37-N53
      2  514 1766 (N25E66 L=333)   819     75        2 ( 476/1740- 554/1791)  26.6 E69-E62 N22-N27
      3  498 1698 (N20E59 L=339)  2471    225        5 ( 419/1629- 592/1772)  63.4 E63-E56 N14-N27
      4  705 1711 (N25E43 L=356)   457    105        2 ( 676/1664- 725/1759) -29.1 E48-E39 N22-N28
      5  607 1716 (N23E51 L=348)   632     49        1 ( 578/1690- 634/1743)  76.0 E53-E48 N21-N25
      6  568 1523 (N10E42 L=357)  1366    410        1 ( 435/1389- 695/1655)  74.1 E47-E39 N00-N21
      7 1129 1543 (N26E09 L= 30)   236    150        0 (1099/1489-1153/1618) -41.2 E13-E05 N22-N29
      8 1710 1456 (N41W37 L= 75)   554     72        1 (1682/1426-1734/1494) -53.1 W33-W39 N38-N44
      9  375 1074 (S20E43 L=356)   450     81        1 ( 336/1045- 403/1111)  59.0 E45-E40 S22-S17
     10  311 1041 (S23E48 L=351)   710    173        1 ( 274/ 945- 336/1102) -53.1 E52-E44 S28-S19
     11  465 1010 (S22E34 L=  5)   381     90        0 ( 424/ 985- 496/1030)  18.4 E37-E31 S23-S20
     12 1152  587 (S27W21 L= 60)   231     65        0 (1127/ 554-1182/ 609)  76.0 W20-W22 S29-S25
     13 1242  243 (S44W52 L= 91)   533    103        0 (1202/ 217-1292/ 280)   0.0 W45-W59 S45-S43
  
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» All Filament Data of 20230321 ...
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