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20210911 - Filament data for 13 UTC
Available data for 20210911: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 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 1244 1834 (N49W57 L=229)   510     73        0 (1216/1802-1270/1865)  40.6 W53-W61 N46-N52
      2 1249 1740 (N43W44 L=216)   597     74        0 (1215/1698-1281/1775)  56.3 W41-W47 N39-N45
      3 1549 1643 (N27W59 L=231)   550    122        0 (1496/1610-1593/1686) -66.8 W58-W61 N23-N31
      4 1399 1573 (N28W42 L=214)   388     89        0 (1364/1551-1442/1594)  -8.1 W38-W45 N26-N29
      5  651 1478 (N44E14 L=157)  1423    340        3 ( 496/1448- 807/1513) -25.7 E29-E02 N37-N50
      6 1127 1362 (N24W15 L=187)   537    177        0 (1045/1331-1199/1408) -48.8 W11-W18 N20-N28
      7 1047  176 (S51E32 L=140)   437     19        0 (1028/ 156-1064/ 198)  45.0 E34-E28 S53-S48
  
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» All Filament Data of 20210911 ...
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