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20220318 - Filament data for 09 UTC
Available data for 20220318: »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 1134 1761 (N42E18 L=198)   508     76        2 (1098/1728-1160/1790)  11.3 E20-E15 N39-N44
      2  751 1714 (N27E40 L=176)   389     62        2 ( 721/1674- 774/1744) -29.7 E43-E36 N24-N28
      3 1622 1639 (N53W28 L=245)  1142    123        2 (1565/1604-1676/1661)  27.9 W21-W38 N47-N58
      4  378  975 (S25E41 L=175)  1096    282        3 ( 343/ 847- 442/1097)  82.9 E43-E37 S33-S17
      5  266  810 (S38E52 L=164)   386     75        0 ( 242/ 781- 291/ 842) -31.0 E54-E48 S39-S36
      6  310  605 (S51E51 L=165)   457     50        0 ( 287/ 581- 335/ 633) -26.6 E53-E47 S52-S49
      7 1080  255 (S51W39 L=256)   809    109        0 (1040/ 214-1108/ 312) -60.9 W34-W44 S54-S45
      8 1184  249 (S47W47 L=263)   337     48        0 (1154/ 237-1214/ 261)  53.1 W44-W49 S48-S44
  
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» All Filament Data of 20220318 ...
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