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20170717 - Filament data for 11 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 1261 1542 (N36W22 L= 58)   372     71        1 (1237/1514-1304/1567) -36.9 W19-W24 N34-N38
      2  300 1179 (N16E51 L=345)   365    124        0 ( 266/1168- 344/1194)   0.0 E54-E47 N15-N17
      3 1809  810 (S15W57 L= 94)   460     99        1 (1776/ 776-1840/ 844)  26.6 W53-W60 S16-S13
      4 1440  795 (S12W26 L= 62)   413     74        0 (1409/ 766-1461/ 838) -90.0 W23-W27 S14-S09
      5  837  594 (S22E15 L= 22)   281     54        0 ( 815/ 570- 866/ 618)  36.9 E16-E12 S23-S20
  
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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