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20220818 - Filament data for 09 UTC
Available data for 20220818: »08 UTC   »09 UTC   »10 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  877 1752 (N59W07 L=  1)  1918    299        4 ( 789/1665- 985/1820)  21.0 E03-W24 N52-N62
      2 1384 1751 (N44W54 L= 48)  2568    364        6 (1235/1709-1559/1786) -18.4 W39-W74 N36-N48
      3 1635 1574 (N26W62 L= 55)   396     72        0 (1606/1541-1657/1598) -90.0 W59-W63 N23-N27
      4  741 1391 (N34E13 L=341)   594    211        2 ( 635/1361- 836/1411) -14.9 E20-E05 N31-N37
      5 1534 1329 (N14W39 L= 33)  1238    230        2 (1473/1240-1573/1405) -85.2 W35-W41 N08-N20
      6  971 1311 (N25W02 L=355)   206     41        1 ( 955/1286- 991/1333) -90.0 W00-W03 N23-N26
      7  794 1134 (N17E12 L=341)   720    279        2 ( 665/1097- 914/1176)  -3.4 E21-E04 N15-N18
      8  258 1089 (N21E55 L=298)   577     88        0 ( 230/1063- 294/1123) -29.7 E58-E51 N19-N23
      9 1135  280 (S46E09 L=344)   885    168        2 (1056/ 245-1200/ 317)   8.1 E16-E02 S48-S43
  
Download Binary data for this image

» All Filament Data of 20220818 ...
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