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20250804 - Filament data for 09 UTC
Available data for 20250804: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  570 1694 (N57E38 L= 75)   710     83        1 ( 523/1671- 617/1714)  -7.6 E46-E30 N54-N59
      2 1116 1242 (N18W08 L=122)   355    109        0 (1090/1189-1135/1295) -90.0 W07-W09 N14-N21
      3  312 1209 (N24E50 L= 63)   415     97        1 ( 266/1181- 356/1244) -16.7 E55-E45 N21-N26
      4 1576 1106 (N03W36 L=149)   775    229        0 (1541/1008-1599/1204) -90.0 W34-W38 S02-N09
      5 1791  760 (S22W53 L=166)  1612    182        4 (1742/ 691-1830/ 861)  56.3 W48-W57 S26-S16
      6 1778  577 (S35W58 L=171)  1626    127        2 (1750/ 517-1808/ 640) -30.6 W51-W73 S42-S29
      7  400  598 (S15E50 L= 63)   501     83        0 ( 364/ 575- 444/ 618)   6.3 E54-E45 S15-S13
      8 1374  546 (S29W18 L=131)   781    171        2 (1300/ 506-1442/ 592)  16.7 W12-W22 S31-S26
      9 1138  465 (S31W00 L=113)   597     91        1 (1096/ 436-1190/ 493)  18.4 E02-W04 S32-S29
     10  947  327 (S39E17 L= 96)   329     69        0 ( 908/ 311- 984/ 347)   8.1 E20-E13 S40-S38
     11 1365  293 (S51W19 L=132)   444     90        0 (1336/ 250-1394/ 324)  60.3 W16-W21 S54-S47
     12  846  289 (S41E27 L= 86)   370     74        0 ( 819/ 256- 864/ 312) -90.0 E28-E24 S44-S39
     13  741  269 (S42E37 L= 76)   797    133        0 ( 674/ 248- 806/ 290)   7.6 E45-E30 S43-S40
  
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» All Filament Data of 20250804 ...
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