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20210910 - Filament data for 06 UTC
Available data for 20210910: »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 1138 1752 (N48W38 L=227)   346     56        0 (1121/1721-1153/1780)  51.3 W35-W40 N45-N50
      2 1118 1660 (N42W28 L=217)   453     71        1 (1099/1615-1139/1699)  50.2 W25-W31 N39-N45
      3 1207 1478 (N28W24 L=213)   295     55        0 (1178/1460-1239/1495) -11.3 W21-W26 N27-N29
      4  492 1409 (N43E30 L=159)   893    198        1 ( 395/1379- 584/1442) -21.8 E41-E21 N38-N47
      5  919 1243 (N22E01 L=188)   492    155        4 ( 843/1199- 975/1292) -58.0 E04-W02 N18-N26
  
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» All Filament Data of 20210910 ...
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