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20211222 - Filament data for 11 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 1618  760 (S21W39 L=307)  1116    229        5 (1532/ 708-1705/ 806)   4.1 W32-W46 S24-S18
      2  203  646 (S18E70 L=198)  1812    165        5 ( 168/ 575- 245/ 710)  77.5 E76-E65 S23-S14
      3 1711  641 (S29W50 L=318)   449     27        1 (1684/ 617-1734/ 663)  -9.5 W47-W53 S30-S27
      4 1448  521 (S36W28 L=296)  1576    457        3 (1286/ 443-1659/ 626)  18.4 W15-W45 S41-S29
      5 1175  533 (S33W07 L=275)   568    111        1 (1121/ 504-1224/ 578)  23.2 W03-W10 S35-S30
      6 1028  509 (S34E04 L=264)   293     62        1 ( 997/ 491-1061/ 534) -26.6 E05-E01 S35-S32
      7 1112  314 (S50W01 L=269)   322     90        0 (1072/ 294-1150/ 331)  18.4 E02-W04 S51-S48
      8  871  205 (S58E28 L=240)   474     47        1 ( 846/ 181- 895/ 234)  71.6 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