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20221228 - Filament data for 08 UTC
Available data for 20221228: »08 UTC   »09 UTC   »10 UTC   »11 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1678 1433 (N21W49 L=102)  1961    359        3 (1562/1345-1796/1526) -34.5 W40-W59 N15-N27
      2  437 1336 (N19E39 L= 14)   330    115        1 ( 401/1290- 458/1374) -45.0 E42-E36 N16-N21
      3 1809  915 (S11W55 L=108)   701    106        2 (1771/ 864-1849/ 966)  40.6 W52-W59 S13-S07
      4 1712  678 (S25W50 L=103)   519    108        0 (1691/ 635-1736/ 727) -68.2 W47-W54 S27-S22
      5 1246  581 (S31W14 L= 67)   334    143        0 (1214/ 513-1294/ 621)  54.5 W11-W17 S35-S28
      6  501  559 (S29E41 L= 12)   739    153        0 ( 430/ 530- 572/ 586)   8.1 E48-E34 S30-S27
      7  872  328 (S48E17 L= 36)   593     75        1 ( 834/ 301- 914/ 360) -45.0 E20-E13 S50-S45
      8  995  323 (S49E06 L= 47)   264     50        1 ( 968/ 307-1016/ 349)  45.0 E08-E04 S50-S46
  
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» All Filament Data of 20221228 ...
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