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20220224 - Filament data for 10 UTC
Available data for 20220224: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  901 1918 (N51E47 L= 99)   607     61        0 ( 890/1878- 917/1952) -30.5 E57-E40 N46-N56
      2 1552 1683 (N51W25 L=171)   640     51        2 (1527/1644-1572/1717)  63.4 W22-W28 N47-N55
      3  606 1519 (N13E38 L=108)   470    121        0 ( 568/1481- 665/1553)  51.3 E39-E34 N10-N16
      4 1626 1471 (N35W31 L=177)   360     69        0 (1592/1441-1655/1498) -21.8 W27-W33 N33-N36
      5 1559 1406 (N29W26 L=171)   326     97        1 (1527/1358-1596/1445) -33.7 W22-W28 N26-N30
      6 1042  604 (S31W12 L=158)   615    268        0 ( 999/ 542-1124/ 699) -41.6 W07-W18 S34-S24
      7  909  270 (S58W19 L=165)   961    125        1 ( 844/ 245- 964/ 315)  24.4 W14-W25 S62-S53
  
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» All Filament Data of 20220224 ...
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