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20161217 - Filament data for 09 UTC
Available data for 20161217: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1616 1619 (N31W51 L=  7)   675     95        1 (1580/1595-1647/1646)  14.0 W47-W55 N29-N32
      2 1500 1354 (N15W34 L=349)   326     76        1 (1466/1321-1539/1392) -59.0 W31-W35 N12-N17
      3  822  235 (S53E31 L=285)   781     84        2 ( 789/ 211- 866/ 268) -59.0 E34-E28 S55-S49
      4  938  235 (S54E20 L=296)   599     93        1 ( 893/ 218- 994/ 258)  -5.7 E25-E14 S55-S52
  
Download Binary data for this image

» All Filament Data of 20161217 ...
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