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20220427 - Filament data for 10 UTC
Available data for 20220427: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »12 UTC   »13 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1605 1621 (N53W28 L= 76)   541     54        2 (1585/1585-1622/1650)  74.1 W25-W31 N49-N56
      2 1466 1308 (N24W19 L= 67)   471    203        0 (1393/1290-1515/1360)  18.4 W13-W22 N21-N28
      3 1570 1157 (N18W29 L= 77)   901    413        1 (1457/1055-1679/1237) -15.5 W21-W39 N12-N20
      4 1851 1108 (N25W57 L=104)   638    123        1 (1822/1053-1879/1169) -35.5 W52-W60 N22-N27
      5 1825  991 (N17W55 L=103)  2364    236        6 (1769/ 891-1885/1087) -45.0 W48-W63 N12-N22
      6  402 1041 (S19E40 L=  8)   264     72        3 ( 368/1016- 426/1071)  45.0 E42-E38 S21-S17
      7  190  966 (S28E62 L=346)   614     94        2 ( 163/ 930- 214/1004) -45.0 E65-E58 S30-S26
      8  271  904 (S30E51 L=357)   587    169        0 ( 215/ 870- 322/ 936)  17.1 E58-E44 S33-S27
      9  135  850 (S36E75 L=333)   805     75        3 ( 118/ 811- 154/ 881) -53.1 E80-E69 S38-S34
     10  413  577 (S49E36 L= 12)   513    106        0 ( 379/ 537- 446/ 621) -39.8 E39-E31 S51-S46
     11 1065  482 (S34W20 L= 68)   458     68        1 (1030/ 464-1111/ 509)  31.0 W17-W23 S36-S32
     12 1403  333 (S32W54 L=101)   524     73        1 (1372/ 305-1438/ 372)  90.0 W51-W57 S34-S28
     13 1167  153 (S53W63 L=110)   902     80        2 (1140/ 120-1194/ 192) -10.3 W54-W76 S54-S49
  
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» All Filament Data of 20220427 ...
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