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20231217 - Filament data for 09 UTC
Available data for 20231217: »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  390 1415 (N29E43 L= 17)  4005    458        9 ( 272/1242- 496/1612) -34.3 E75-E32 N17-N45
      2 1547 1485 (N22W41 L=101)   819    190        0 (1449/1456-1630/1505) -12.1 W33-W48 N19-N24
      3  160 1182 (N17E65 L=355)  3740    418        9 (  82/1020- 258/1287)  47.0 E79-E53 N07-N22
      4  431  701 (S15E43 L= 17)   916    234        2 ( 360/ 606- 493/ 790)  29.4 E52-E36 S20-S09
      5 1274  740 (S20W13 L= 73)   347    108        0 (1228/ 714-1334/ 765)  15.9 W10-W17 S21-S19
      6 1088  666 (S23W01 L= 60)   775    250        2 ( 986/ 636-1192/ 733) -30.3 E05-W07 S25-S18
      7  239  573 (S21E70 L=350)  2488    157        3 ( 185/ 501- 283/ 626) -45.0 E79-E64 S25-S17
      8 1465  460 (S42W29 L= 89)   920    120        2 (1419/ 425-1513/ 504)   0.0 W25-W33 S43-S38
      9 1284  415 (S43W14 L= 74)   272     46        2 (1262/ 395-1312/ 443) -36.9 W11-W16 S44-S40
     10 1193  400 (S43W06 L= 66)   251     46        0 (1170/ 380-1222/ 418) -14.0 W04-W08 S44-S41
  
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» All Filament Data of 20231217 ...
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