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20171203 - Filament data for 12 UTC
Available data for 20171203: »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 1527 1718 (N35W53 L= 55)   415     84        0 (1493/1706-1559/1729)   0.0 W50-W56 N33-N35
      2 1617 1680 (N30W59 L= 60)   645     97        1 (1588/1662-1651/1698)  -8.1 W55-W62 N29-N31
      3  257 1251 (N26E51 L=311)   348     69        0 ( 235/1224- 274/1273) -45.0 E52-E48 N24-N27
      4  932  189 (S54E32 L=329)   652    116        0 ( 874/ 171- 987/ 205)  -4.8 E38-E26 S56-S52
  
Download Binary data for this image

» All Filament Data of 20171203 ...
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