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20211222 - Filament data for 12 UTC
Available data for 20211222: »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 1514 1653 (N36W45 L=312)   357     87        0 (1480/1622-1561/1670) -38.7 W41-W47 N32-N36
      2 1610  772 (S20W38 L=306)   654    142        2 (1568/ 727-1642/ 805)  18.4 W34-W41 S23-S18
      3  212  642 (S19E69 L=199)  2290    155        4 ( 169/ 577- 261/ 709)  69.4 E76-E63 S22-S14
      4 1500  542 (S35W32 L=300)  2010    538        6 (1288/ 437-1732/ 664)  18.9 W16-W52 S41-S27
      5 1183  534 (S33W08 L=275)   548    110        1 (1129/ 505-1233/ 578)  15.9 W03-W11 S35-S30
      6 1038  508 (S34E03 L=265)   277     50        0 (1010/ 490-1069/ 532) -26.6 E04-W00 S35-S32
      7 1098  305 (S51E00 L=267)   505    106        1 (1059/ 285-1155/ 329)   7.1 E03-W05 S52-S48
      8  876  205 (S58E27 L=240)   456     44        1 ( 854/ 181- 899/ 234)  80.5 E30-E24 S60-S54
  
Download Binary data for this image

» All Filament Data of 20211222 ...
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