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20180727 - Filament data for 08 UTC
Available data for 20180727: »05 UTC   »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 1586 1591 (N34W52 L=181)   421     41        2 (1564/1569-1608/1611)   0.0 W49-W54 N32-N35
      2  510 1413 (N34E35 L= 94)   346     65        0 ( 479/1391- 538/1441)  31.0 E37-E32 N32-N36
      3 1744 1329 (N15W56 L=185)   348    107        1 (1706/1309-1779/1341) -23.2 W52-W59 N13-N16
      4 1726 1131 (N03W50 L=178)   350    139        0 (1688/1117-1777/1144) -20.6 W46-W54 N01-N04
  
Download Binary data for this image

» All Filament Data of 20180727 ...
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