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20171219 - Filament data for 09 UTC
Available data for 20171219: »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  940 1806 (N53W03 L=155)   453     76        0 ( 919/1777- 964/1836)  71.6 W00-W05 N50-N56
      2  722 1447 (N27E16 L=136)   270     53        1 ( 688/1429- 754/1465)   0.0 E18-E13 N26-N28
      3  219 1414 (N31E59 L= 93)   722    290        0 ( 169/1398- 265/1433) -13.0 E66-E53 N29-N32
      4  483  789 (S11E37 L=115)   975    176        2 ( 423/ 731- 541/ 845)  20.0 E42-E31 S14-S07
      5 1239  673 (S25W11 L=163)   244     64        0 (1198/ 651-1273/ 695)  18.4 W07-W13 S25-S23
  
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» All Filament Data of 20171219 ...
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