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20150425 - Latest Filament data
Available data for 20150425: »06 UTC   »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 1488 1635 (N48W14 L=356)   594    106        0 (1440/1613-1526/1663)  41.2 W10-W18 N44-N51
      2  404 1576 (N12E59 L=283)   675    129        2 ( 376/1538- 435/1610) -20.6 E62-E53 N10-N13
      3 1202 1278 (N14W03 L=345)  1203    345        1 (1119/1102-1311/1432) -37.9 E05-W13 N07-N21
      4  202 1178 (S15E61 L=281)   558     95        0 ( 175/1155- 230/1196)   0.0 E64-E57 S16-S14
      5 1836 1028 (N19W54 L= 36)   448     84        1 (1823/ 983-1850/1073) -51.3 W51-W56 N16-N21
      6 1866  731 (N04W71 L= 53)   774    142        3 (1834/ 704-1897/ 786)  71.6 W66-W73 N02-N08
      7 1295  725 (S14W24 L=  6)   403    143        0 (1226/ 699-1365/ 765)  49.4 W20-W26 S16-S09
      8  521  667 (S39E24 L=318)   245     61        1 ( 485/ 651- 551/ 682)   0.0 E27-E21 S39-S38
      9 1537  587 (S14W45 L= 27)   258     62        0 (1504/ 569-1565/ 614)  63.4 W42-W46 S15-S11
     10 1491  413 (S25W51 L= 33)  1286    213        0 (1395/ 387-1580/ 444)  33.7 W44-W57 S28-S20
  
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» All Filament Data of 20150425 ...
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