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20171203 - Filament data for 07 UTC
Available data for 20171203: »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 1504 1708 (N34W51 L= 55)   437     89        0 (1468/1696-1542/1722)  -8.1 W47-W54 N32-N35
      2 1595 1671 (N30W57 L= 60)   549     99        0 (1566/1651-1628/1686)   0.0 W53-W59 N29-N31
      3  237 1248 (N27E53 L=311)   356     71        1 ( 215/1229- 261/1268) -21.8 E55-E50 N25-N27
      4 1413  401 (S47W19 L= 23)   374     96        0 (1374/ 378-1445/ 425) -45.0 W15-W22 S49-S43
      5  916  189 (S54E34 L=330)   692     97        0 ( 857/ 170- 968/ 206) -10.3 E39-E28 S56-S52
  
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» All Filament Data of 20171203 ...
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