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20230531 - Filament data for 08 UTC
Available data for 20230531: »06 UTC   »07 UTC   »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 1328 1585 (N41W11 L=193)   576    103        2 (1293/1548-1366/1626) -33.7 W07-W14 N38-N43
      2  315 1534 (N18E68 L=114)   666     53        2 ( 297/1507- 334/1562) -45.0 E72-E64 N15-N19
      3 1620 1390 (N33W37 L=219)   839    127        1 (1564/1353-1670/1425)  -5.7 W31-W41 N31-N35
      4  386 1381 (N09E51 L=131)   429    123        1 ( 359/1344- 440/1414)  59.0 E53-E47 N07-N12
      5 1714 1245 (N25W45 L=227)   415     68        1 (1691/1214-1738/1279) -45.0 W43-W47 N23-N27
      6 1820 1163 (N22W57 L=239)   788     99        3 (1795/1111-1841/1210)  66.8 W53-W60 N18-N25
      7  144 1135 (S09E72 L=110)  1012    111        0 ( 120/1087- 165/1161) -33.7 E78-E67 S11-S07
      8  204  998 (S17E61 L=121)  1745    286        3 ( 166/ 886- 247/1091) -81.3 E66-E55 S23-S10
      9  718  785 (S21E15 L=167)  1961    516        2 ( 540/ 659- 914/ 953)  48.8 E27-E05 S32-S07
     10  310  806 (S27E48 L=134)   484    100        0 ( 292/ 754- 330/ 858)  60.3 E50-E46 S30-S23
     11 1573  584 (S17W47 L=229)   311     29        1 (1553/ 566-1596/ 604)  14.0 W45-W49 S18-S16
     12 1545  508 (S22W48 L=230)   604    160        1 (1470/ 470-1610/ 549)  37.9 W43-W52 S26-S18
     13 1126  204 (S55W38 L=220)  1026     91        1 (1083/ 186-1181/ 232)  11.3 W31-W44 S57-S51
  
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» All Filament Data of 20230531 ...
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