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20201204 - Filament data for 08 UTC
Available data for 20201204: »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  744 1768 (N56E10 L=275)   472     89        1 ( 704/1737- 776/1793)  20.6 E14-E06 N53-N58
      2 1019 1560 (N33W09 L=293)   255    101        1 ( 990/1518-1055/1610) -74.1 W07-W10 N30-N37
      3 1873  965 (S16W61 L=346)   582     47        1 (1849/ 939-1894/ 993)  26.6 W58-W64 S17-S13
      4 1790  904 (S18W52 L=336)   910    226        3 (1733/ 840-1870/ 977) -33.7 W46-W62 S22-S12
      5 1655  499 (S43W44 L=329)   549     46        0 (1631/ 469-1674/ 540) -68.2 W41-W47 S45-S40
      6  966  464 (S33E14 L=271)   498    105        0 ( 934/ 428- 994/ 497)  31.0 E16-E11 S35-S30
      7  673  461 (S29E34 L=250)   378     93        1 ( 649/ 416- 697/ 490)  78.7 E36-E31 S31-S26
      8 1276  434 (S41W08 L=293)   282     49        1 (1256/ 405-1289/ 465)  68.2 W06-W09 S43-S38
      9 1112  316 (S47E08 L=277)   644    104        0 (1055/ 296-1167/ 340) -29.1 E11-E02 S49-S44
  
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» All Filament Data of 20201204 ...
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