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20171020 - Filament data for 10 UTC
Available data for 20171020: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1575 1543 (N17W52 L=274)   429    102        0 (1539/1520-1600/1577)   9.5 W48-W54 N16-N18
      2  619 1517 (N46E13 L=209)   740    134        1 ( 559/1459- 672/1563)  21.8 E19-E08 N43-N48
      3 1063 1294 (N19W10 L=232)  1147    324        0 ( 900/1225-1209/1347) -47.0 W01-W15 N11-N26
      4  528  305 (S24E58 L=164)   550    172        0 ( 507/ 267- 548/ 338)  24.0 E63-E54 S26-S22
      5  944  204 (S43E37 L=185)  1126    143        2 ( 891/ 179-1013/ 236) -16.7 E42-E31 S45-S39
  
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» All Filament Data of 20171020 ...
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