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20171220 - Filament data for 07 UTC
Available data for 20171220: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1037 1825 (N54W12 L=152)   422     76        0 (1010/1801-1061/1848)  33.7 W09-W15 N52-N56
      2  731 1540 (N34E16 L=124)   260     43        1 ( 712/1513- 756/1558)  33.7 E17-E14 N31-N34
      3  926 1447 (N25E03 L=137)   572    117        1 ( 892/1406- 978/1479) -26.6 E04-W00 N22-N27
      4  667  815 (S11E24 L=116)   845    209        2 ( 599/ 729- 750/ 878)  36.0 E29-E17 S15-S07
      5 1418  694 (S25W23 L=163)   211     65        0 (1385/ 674-1451/ 717)  26.6 W21-W25 S25-S23
      6  756  264 (S50E35 L=105)   405     62        0 ( 733/ 235- 779/ 290)  78.7 E36-E33 S52-S47
  
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» All Filament Data of 20171220 ...
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