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20220429 - Filament data for 10 UTC
Available data for 20220429: »06 UTC   »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 1178 1860 (N57E25 L=356)  1503    167        1 (1089/1818-1243/1886)   6.0 E34-E15 N53-N60
      2  510 1704 (N23E61 L=321)  2336    254        3 ( 482/1608- 555/1807) -33.1 E77-E50 N16-N31
      3 1590 1655 (N56W28 L= 49)   868     82        3 (1563/1607-1616/1696)  65.6 W23-W34 N50-N61
      4 1555 1311 (N27W25 L= 47)   310    117        0 (1504/1272-1591/1338) -15.9 W21-W28 N25-N28
      5 1808 1039 (N19W52 L= 74)   653     75        3 (1782/1006-1841/1075) -18.4 W49-W56 N16-N20
      6 1872  946 (N16W63 L= 84)  1096    200        5 (1846/ 851-1900/1031) -73.3 W57-W66 N10-N20
      7 1827  957 (N15W56 L= 78)   357     18        0 (1810/ 933-1841/ 978)  90.0 W54-W58 N13-N16
      8  372  898 (S28E40 L=341)   747    148        1 ( 340/ 812- 393/ 954) -77.5 E43-E37 S33-S24
      9  503  792 (S31E28 L=354)   326    112        0 ( 452/ 775- 557/ 816)  32.0 E31-E23 S33-S28
     10  646  731 (S31E16 L=  6)   268     66        1 ( 617/ 715- 679/ 745)  36.9 E18-E13 S32-S29
     11  578  360 (S62E16 L=  6)   506     58        1 ( 547/ 334- 612/ 388) -12.5 E20-E10 S63-S59
     12 1135  354 (S40W32 L= 54)   277     40        1 (1109/ 339-1161/ 376)  33.7 W30-W34 S41-S38
     13 1338  339 (S34W48 L= 69)   931    109        1 (1288/ 318-1397/ 369)  26.6 W42-W52 S36-S31
  
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» All Filament Data of 20220429 ...
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