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20230504 - Filament data for 07 UTC
Available data for 20230504: »05 UTC   »06 UTC   »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC   »15 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  710 1508 (N16E33 L=147)   333    100        0 ( 668/1467- 734/1539) -18.4 E35-E29 N14-N17
      2 1504 1364 (N29W21 L=201)  2029    535        1 (1338/1197-1670/1511) -17.9 W06-W37 N23-N34
      3  302 1371 (S01E59 L=121)   535     64        1 ( 279/1344- 322/1404)  90.0 E61-E56 S02-N01
      4  864 1097 (S04E11 L=169)   710    321        2 ( 821/ 967- 898/1236) -55.3 E16-E07 S11-N03
      5  203  961 (S27E60 L=120)   525     75        0 ( 191/ 918- 216/1003)  68.2 E61-E58 S29-S24
      6  413  947 (S23E38 L=142)   267     66        1 ( 392/ 913- 437/ 980)  68.2 E38-E35 S25-S20
      7  772  670 (S31E06 L=174)   541    104        1 ( 723/ 643- 827/ 694)  33.7 E08-E02 S33-S28
      8 1626  479 (S17W60 L=239)   832    104        1 (1576/ 455-1674/ 501)  18.4 W55-W65 S20-S15
  
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» All Filament Data of 20230504 ...
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