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20230317 - Filament data for 07 UTC
Available data for 20230317: »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  550 1702 (N22E55 L= 38)  1930    270        5 ( 502/1610- 616/1805) -28.4 E68-E44 N16-N29
      2 1271 1276 (N13W07 L=100)   381    138        0 (1242/1221-1307/1339) -35.5 W03-W10 N11-N16
      3 1380 1270 (N16W14 L=107)   326     70        1 (1347/1249-1426/1286)  21.8 W11-W16 N14-N17
      4 1818  731 (N01W63 L=156)   449     52        2 (1797/ 700-1832/ 764) -21.8 W59-W65 N00-N02
      5 1274  493 (S29W33 L=126)  1584    336        1 (1133/ 416-1396/ 591)  66.0 W27-W37 S38-S20
      6 1581  480 (S20W55 L=148)   371     87        1 (1540/ 453-1615/ 492)  26.6 W51-W58 S20-S17
      7 1539  443 (S23W55 L=148)   452     29        0 (1516/ 423-1563/ 461)  71.6 W52-W57 S24-S21
      8 1036  374 (S44W25 L=118)  1864    289        5 ( 910/ 318-1142/ 434)  11.3 W13-W34 S47-S40
  
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» All Filament Data of 20230317 ...
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