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20170717 - Filament data for 07 UTC
Available data for 20170717: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1402  793 (S12W23 L= 62)   353     73        1 (1374/ 760-1420/ 841)  78.7 W21-W24 S14-S09
      2 1787  800 (S15W55 L= 94)   522     81        0 (1754/ 768-1821/ 835)  31.0 W51-W58 S17-S13
      3  814  603 (S21E16 L= 23)   374    101        0 ( 780/ 563- 865/ 640)  39.8 E19-E12 S23-S18
      4 1479  360 (S45W36 L= 75)   407     42        0 (1453/ 341-1503/ 384)  36.9 W33-W38 S46-S43
      5 1162  237 (S54W08 L= 47)   399     65        1 (1130/ 218-1188/ 257) -18.4 W04-W10 S56-S51
  
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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