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20220110 - Filament data for 12 UTC
Available data for 20220110: »08 UTC   »11 UTC   »12 UTC   »13 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  680 1799 (N48E38 L=340)   369     42        0 ( 661/1771- 694/1819) -32.0 E41-E33 N45-N50
      2  328 1509 (N25E56 L=321)  1520    238        6 ( 269/1444- 389/1590)  84.3 E62-E49 N21-N31
      3  457 1509 (N25E43 L=334)   419     79        3 ( 423/1476- 487/1542) -45.0 E46-E40 N22-N27
      4  225  720 (S23E62 L=315)  2102    234        8 ( 167/ 628- 272/ 773) -63.4 E68-E56 S29-S19
  
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» All Filament Data of 20220110 ...
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