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20170717 - Filament data for 09 UTC
Available data for 20170717: »06 UTC   »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 1253 1539 (N36W21 L= 59)   344     65        1 (1226/1515-1290/1560)  11.3 W18-W23 N34-N37
      2  292 1183 (N16E52 L=346)   312     91        0 ( 261/1172- 329/1197)   0.0 E55-E48 N15-N17
      3 1422  794 (S12W24 L= 62)   405     76        1 (1391/ 762-1442/ 840)  90.0 W22-W25 S14-S09
      4 1798  806 (S15W56 L= 94)   478     88        0 (1767/ 771-1829/ 838)  33.7 W52-W59 S17-S13
      5  838  608 (S21E15 L= 23)   390    107        0 ( 799/ 568- 890/ 647)  29.7 E17-E10 S23-S18
  
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» All Filament Data of 20170717 ...
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