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20211212 - Filament data for 10 UTC
Available data for 20211212: »08 UTC   »09 UTC   »10 UTC   »11 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1569 1422 (N17W42 L= 82)   253     72        0 (1536/1401-1608/1433)   9.5 W38-W44 N16-N18
      2 1173  377 (S44W02 L= 43)   246     11        0 (1154/ 360-1191/ 394)  18.4 W00-W03 S45-S42
      3 1460  354 (S51W30 L= 71)   703     88        1 (1416/ 320-1505/ 375) -18.4 W24-W36 S54-S48
      4 1251  310 (S51W09 L= 49)   583     88        0 (1231/ 269-1272/ 366) -77.5 W06-W11 S55-S46
      5 1360  323 (S52W20 L= 60)   582     69        0 (1335/ 299-1393/ 359) -36.9 W16-W24 S54-S48
  
Download Binary data for this image

» All Filament Data of 20211212 ...
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