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20210628 - Filament data for 07 UTC
Available data for 20210628: »06 UTC   »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  655 1747 (N50E45 L= 42)   418     69        0 ( 625/1731- 689/1761)  31.0 E48-E41 N48-N51
      2  882 1429 (N27E12 L= 75)   408    234        1 ( 806/1367- 961/1501) -33.7 E18-E06 N23-N31
      3  656  555 (S30E24 L= 63)   577    209        0 ( 628/ 466- 684/ 653)  66.8 E27-E21 S36-S22
      4 1104  478 (S33W09 L= 96)   703    188        0 (1018/ 452-1190/ 512)  14.0 W02-W14 S34-S29
      5 1129  247 (S53W17 L=104)   679    127        2 (1097/ 216-1179/ 294) -33.7 W12-W24 S56-S48
  
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» All Filament Data of 20210628 ...
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