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20150831 - Latest Filament data
Available data for 20150831: »06 UTC   »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 1707 1342 (N08W53 L=142)  3273    606        2 (1468/1132-1855/1504) -59.0 W40-W64 S07-N23
      2  244 1418 (N46E57 L= 32)   585    140        0 ( 217/1401- 277/1440) -14.0 E60-E52 N45-N47
      3 1145 1220 (N16W12 L=101)   359    129        0 (1075/1192-1180/1267)   8.1 W07-W14 N14-N17
      4  219 1105 (N26E56 L= 33)   628    100        0 ( 189/1070- 254/1137) -39.8 E59-E52 N23-N28
      5 1838  963 (S17W55 L=144)   945    135        2 (1789/ 935-1872/ 996) -12.5 W49-W58 S19-S15
      6  749  577 (S14E27 L= 62)  1023    240        0 ( 702/ 484- 801/ 685)  42.5 E32-E20 S18-S07
      7 1592  529 (S39W29 L=118)  1509    305        4 (1532/ 486-1669/ 596) -42.7 W23-W36 S43-S31
  
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» All Filament Data of 20150831 ...
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