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20220802 - Filament data for 10 UTC
Available data for 20220802: »05 UTC   »06 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1137 1752 (N53W26 L=231)   601     89        2 (1105/1713-1162/1789)  20.0 W20-W31 N50-N56
      2  456 1295 (N28E38 L=166)   279     48        0 ( 430/1276- 478/1322)  26.6 E40-E36 N26-N29
      3  300  624 (S13E60 L=144)   520     90        2 ( 279/ 584- 332/ 656)  29.1 E64-E54 S16-S11
      4 1231  310 (S47W06 L=211)   856    149        0 (1168/ 282-1296/ 349)   9.5 W00-W12 S48-S43
  
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» All Filament Data of 20220802 ...
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