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20220725 - Filament data for 13 UTC
Available data for 20220725: »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 1534 1552 (N33W47 L=356)   999    209        1 (1435/1513-1623/1596) -29.7 W40-W54 N29-N37
      2  955 1551 (N40E00 L=309)   292     62        1 ( 931/1524- 979/1582)  63.4 E02-W02 N38-N42
      3 1637 1310 (N16W46 L=355)  1535    338        2 (1599/1172-1679/1441)  70.6 W41-W54 N07-N24
      4  929  432 (S33E13 L=296)  1045    297        0 ( 885/ 311- 998/ 556)  54.2 E19-E05 S42-S24
      5  827  288 (S44E26 L=283)   615     65        1 ( 798/ 256- 855/ 323) -90.0 E28-E23 S47-S41
  
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» All Filament Data of 20220725 ...
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