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20220322 - Filament data for 11 UTC
Available data for 20220322: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1411 1791 (N58W01 L=164)   479     46        2 (1386/1770-1436/1815)  -9.5 E02-W04 N55-N59
      2 1716 1444 (N40W37 L=200)   471     37        1 (1699/1420-1737/1470) -26.6 W35-W39 N38-N42
      3  146 1131 (S20E70 L= 93)   663     57        2 ( 127/1101- 164/1162)  76.0 E74-E67 S22-S18
      4  754  652 (S35E06 L=157)   787    242        1 ( 676/ 571- 848/ 723) -14.9 E12-W03 S37-S32
  
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» All Filament Data of 20220322 ...
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