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20250204 - Filament data for 12 UTC
Available data for 20250204: »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 1207 1400 (N19W05 L=347)   481    132        2 (1150/1374-1283/1424)   0.0 W01-W10 N16-N19
      2 1289 1306 (N14W12 L=354)  1995    434       10 (1187/1207-1409/1419)  74.1 W05-W18 N07-N21
      3  195 1317 (N02E65 L=277)   831    131        2 ( 171/1262- 231/1390) -74.1 E66-E61 N00-N07
      4 1035 1292 (N09E03 L=339)   369     62        1 (1004/1265-1067/1316)  33.7 E05-E01 N07-N10
      5 1357 1272 (N13W16 L=358)   291     87        0 (1323/1253-1398/1300) -11.3 W13-W18 N11-N14
      6 1567  951 (S02W34 L= 16)   369    103        0 (1507/ 938-1619/ 965)  23.2 W30-W37 S03-N00
      7  330  846 (S25E46 L=296)  1251    309        2 ( 230/ 775- 469/ 899)  19.2 E57-E33 S29-S20
      8 1069  702 (S24W08 L=350)  3067   1013        4 ( 774/ 625-1526/ 866)   4.6 E12-W38 S29-S17
      9 1524  509 (S28W45 L= 27)  4201    888        7 (1228/ 384-1835/ 819)  43.3 W24-W60 S37-S03
     10  366  686 (S35E44 L=298)   494     70        1 ( 324/ 663- 408/ 713)  24.0 E49-E39 S36-S32
     11  367  547 (S44E49 L=293)  1112    185        2 ( 270/ 533- 462/ 567)   2.2 E63-E37 S45-S41
     12  585  528 (S43E26 L=316)   350    107        0 ( 540/ 505- 633/ 550)  -7.1 E29-E21 S44-S41
     13  799  497 (S42E07 L=335)   302     93        1 ( 756/ 478- 853/ 517)  -7.1 E10-E02 S42-S40
  
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» All Filament Data of 20250204 ...
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