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20211130 - Filament data for 09 UTC
Available data for 20211130: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1146 1332 (N17W13 L=211)   320    111        0 (1118/1292-1184/1381) -81.9 W11-W14 N13-N20
      2  609 1324 (N26E22 L=177)   345     61        1 ( 572/1307- 648/1342) -21.8 E24-E18 N24-N27
      3  725 1215 (N17E15 L=184)   196     25        0 ( 707/1196- 745/1237) -71.6 E16-E13 N15-N18
      4 1445  643 (S29W21 L=220)   399     49        1 (1421/ 614-1475/ 671) -90.0 W19-W23 S31-S27
      5  635  287 (S39E50 L=149)   458     51        0 ( 613/ 263- 660/ 312)  63.4 E52-E46 S40-S36
  
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» All Filament Data of 20211130 ...
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