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20171203 - Filament data for 11 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 1522 1717 (N34W53 L= 55)   391     94        0 (1489/1706-1556/1728)   0.0 W49-W56 N33-N35
      2 1614 1678 (N30W58 L= 60)   606     99        0 (1585/1660-1648/1694)   0.0 W54-W61 N29-N31
      3  253 1250 (N26E51 L=311)   396     77        1 ( 227/1225- 279/1270) -36.9 E53-E48 N24-N27
      4 1446  403 (S47W22 L= 24)   368    101        1 (1408/ 380-1486/ 421) -26.6 W18-W26 S49-S44
      5  928  187 (S54E32 L=329)   711    102        1 ( 869/ 169- 981/ 203) -10.3 E39-E27 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