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20130418 - Filament data for 11 UTC
Available data for 20130418: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC   »16 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1092 1701 (N37E18 L=332)   266     40        0 (1068/1678-1116/1719) -21.8 E20-E15 N36-N38
      2  291 1171 (S15E53 L=298)  1094    169        2 ( 259/1092- 328/1256)  84.3 E54-E50 S19-S09
      3 1682 1196 (N24W37 L= 27)   278     55        0 (1652/1186-1716/1209)   9.5 W33-W39 N22-N24
      4  229  888 (S33E56 L=295)   541    102        0 ( 185/ 874- 280/ 902)  13.0 E62-E49 S34-S31
      5  998  804 (S18W05 L=355)   213     65        0 ( 983/ 767-1017/ 835) -78.7 W03-W05 S20-S15
      6 1252  736 (S15W21 L= 12)   262     52        0 (1218/ 714-1285/ 757)  53.1 W19-W23 S16-S12
      7 1324  620 (S19W30 L= 21)   470    160        0 (1249/ 602-1404/ 639)  33.7 W25-W34 S21-S15
      8  769  581 (S38E03 L=348)   723    165        1 ( 694/ 532- 829/ 621)  -9.5 E09-W03 S39-S35
      9 1402  371 (S30W50 L= 41)   750     60        1 (1367/ 332-1441/ 400) -59.0 W46-W53 S32-S27
  
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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