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20230902 - Latest Filament data
Available data for 20230902: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1481 1546 (N26W46 L= 62)   598    184        1 (1400/1505-1563/1582) -45.0 W41-W50 N20-N29
      2 1265 1421 (N24W25 L= 41)   633    237        1 (1206/1331-1302/1514)  34.7 W18-W31 N20-N29
      3  902 1392 (N32W01 L= 16)   576    227        2 ( 828/1292- 959/1450) -77.0 E02-W03 N24-N37
      4 1827 1342 (N04W67 L= 83)   745     90        1 (1794/1304-1866/1379) -50.2 W64-W71 N00-N06
      5  815 1145 (N19E10 L=  5)   345    139        0 ( 749/1100- 850/1174) -50.2 E13-E07 N15-N21
      6  236  967 (N18E58 L=317)   805    191        0 ( 222/ 876- 257/1048)  73.3 E60-E54 N12-N22
      7  892  778 (S04E13 L=  2)   360    199        1 ( 834/ 694- 944/ 847)  37.9 E17-E08 S08-S01
      8 1100  502 (S26E08 L=  8)   732    259        1 ( 999/ 454-1216/ 564)   3.6 E15-W01 S28-S24
  
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» All Filament Data of 20230902 ...
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