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20220921 - Latest Filament data
Available data for 20220921: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »12 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  433 1595 (N60E40 L=223)   492     87        0 ( 399/1570- 477/1611)   0.0 E46-E32 N58-N61
      2 1225 1538 (N30W29 L=292)   791    213        1 (1145/1501-1318/1569) -31.0 W24-W35 N26-N34
      3  214 1132 (N31E59 L=204)   749    126        3 ( 163/1102- 273/1166) -17.4 E68-E51 N28-N33
      4 1640  810 (S22W33 L=296)   728    162        2 (1591/ 754-1709/ 881)  21.8 W28-W39 S24-S20
      5 1552  653 (S30W24 L=287)   303     37        0 (1532/ 632-1579/ 673) -18.4 W22-W25 S31-S28
      6  707  394 (S23E39 L=224)   325    106        0 ( 685/ 355- 734/ 430)  68.2 E40-E36 S25-S20
      7  460  394 (S18E60 L=203)   450     91        2 ( 424/ 367- 489/ 418)   0.0 E64-E55 S19-S16
      8  493  345 (S22E61 L=202)  2852    220        6 ( 395/ 289- 569/ 401)   2.3 E78-E49 S26-S19
  
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» All Filament Data of 20220921 ...
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