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20250809 - Filament data for 11 UTC
Available data for 20250809: »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  883 1757 (N59W03 L= 49)  1131    281        3 ( 752/1721-1010/1790)  -1.9 E12-W18 N56-N60
      2 1211 1493 (N32W21 L= 67)   333    157        0 (1136/1447-1256/1513) -39.8 W16-W23 N28-N34
      3  254 1331 (N34E60 L=346)  3320    432        4 ( 173/1135- 345/1493)  66.5 E66-E52 N21-N44
      4 1028 1413 (N30W06 L= 52)   380    159        0 ( 973/1382-1101/1455) -45.0 W03-W10 N26-N33
      5 1709 1319 (N12W53 L= 98)   768    193        1 (1681/1265-1769/1393) -90.0 W49-W57 N08-N16
      6 1861  942 (S14W60 L=106)   684     79        2 (1838/ 906-1885/ 978) -59.0 W57-W63 S15-S10
      7 1422  794 (S14W21 L= 67)   606    152        3 (1368/ 745-1486/ 845)  24.0 W17-W26 S15-S11
      8  538  582 (S15E39 L=  7)   808    248        1 ( 456/ 505- 584/ 682)  36.3 E48-E33 S19-S08
      9  281  605 (S12E63 L=343)   621     59        1 ( 265/ 573- 303/ 641) -90.0 E64-E60 S14-S09
     10  372  607 (S12E52 L=353)   396     58        0 ( 351/ 586- 403/ 633) -45.0 E54-E50 S13-S10
     11 1419  402 (S42W20 L= 66)   409     68        1 (1385/ 387-1460/ 419)   0.0 W17-W24 S42-S39
     12 1250  308 (S46W05 L= 51)   722     92        0 (1213/ 279-1298/ 335)   7.1 W01-W09 S48-S43
     13 1036  199 (S53E18 L= 28)   779     53        1 (1005/ 170-1068/ 230) -51.3 E20-E14 S56-S49
  
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» All Filament Data of 20250809 ...
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