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20211015 - Filament data for 06 UTC
Available data for 20211015: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  275 1361 (N45E53 L= 34)   572     52        1 ( 250/1333- 298/1385) -29.1 E58-E49 N42-N47
      2  378 1218 (N33E39 L= 48)   333     89        0 ( 358/1168- 391/1261) -81.9 E41-E38 N29-N36
      3 1702  643 (S38W37 L=124)   363     26        1 (1682/ 621-1720/ 662) -45.0 W34-W39 S39-S35
      4 1782  543 (S50W52 L=139)   809     73        0 (1741/ 519-1817/ 564) -19.1 W43-W69 S55-S45
  
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» All Filament Data of 20211015 ...
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