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20220131 - Filament data for 10 UTC
Available data for 20220131: »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  957 1845 (N50E23 L= 78)   408     64        0 ( 933/1818- 989/1862)  53.1 E25-E20 N46-N51
      2  293 1493 (N15E62 L= 40)  1104    130        4 ( 245/1444- 326/1551) -45.0 E67-E56 N12-N19
      3 1263 1299 (N14W11 L=112)   201     65        1 (1242/1280-1296/1328) -33.7 W09-W12 N12-N15
      4  143  973 (S17E68 L= 34)  1511    150        5 ( 105/ 908- 187/1036)  37.9 E75-E61 S20-S13
      5 1729  655 (S16W56 L=158)   767    157        2 (1687/ 614-1775/ 729)  69.4 W52-W58 S18-S10
  
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» All Filament Data of 20220131 ...
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