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20161222 - Latest Filament data
Available data for 20161222: »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 1255 1357 (N17W16 L=264)   193     67        0 (1224/1334-1289/1369)  26.6 W14-W18 N15-N17
      2  830 1271 (N14E10 L=238)   282     92        1 ( 784/1232- 871/1308) -45.0 E13-E07 N11-N16
      3  550 1042 (N02E29 L=219)   269     65        0 ( 523/1020- 578/1075) -45.0 E30-E27 N00-N04
      4 1392  319 (S52W29 L=277)   784    148        1 (1355/ 288-1433/ 356) -28.6 W23-W34 S54-S48
  
Download Binary data for this image

» All Filament Data of 20161222 ...
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