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20230504 - Filament data for 12 UTC
Available data for 20230504: »05 UTC   »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  369 1571 (N12E64 L=113)   500     71        2 ( 347/1538- 390/1599) -63.4 E66-E60 N10-N14
      2  745 1502 (N17E30 L=147)   339    113        0 ( 702/1455- 770/1531) -26.6 E33-E26 N14-N18
      3 1520 1364 (N30W22 L=199)  1720    466        1 (1372/1236-1679/1504) -15.9 W09-W37 N26-N34
      4  329 1363 (S01E55 L=121)   425     61        0 ( 300/1338- 350/1388)  33.7 E57-E53 S02-N00
      5  910 1096 (S03E08 L=169)   518    247        1 ( 870/1013- 960/1215) -38.7 E13-E03 S07-N03
      6 1663 1038 (N14W39 L=216)   286     25        0 (1647/1010-1683/1062) -71.6 W37-W40 N12-N15
      7  225  953 (S27E57 L=120)   597     81        1 ( 212/ 909- 242/1008) -80.5 E58-E54 S29-S23
      8  799  651 (S31E04 L=173)   512    104        0 ( 748/ 632- 855/ 673)  33.7 E06-W00 S33-S29
  
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» All Filament Data of 20230504 ...
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