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20220405 - Filament data for 11 UTC
Available data for 20220405: »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  594 1659 (N19E49 L=289)  2556    455        9 ( 530/1464- 680/1862) -48.1 E67-E40 N06-N35
      2  471  781 (S35E30 L=308)  1621    341        3 ( 318/ 711- 620/ 838)  31.6 E45-E19 S43-S27
      3 1095  790 (S17W11 L=349)   447    106        1 (1038/ 764-1143/ 810)  18.4 W07-W13 S19-S15
      4  948  675 (S28W06 L=344)   658    205        3 ( 859/ 658-1041/ 699)  41.6 W00-W10 S31-S23
      5 1290  618 (S20W28 L=  6)   674    124        3 (1248/ 580-1333/ 657)  80.5 W24-W30 S23-S17
      6 1457  543 (S19W42 L= 20)   253     84        0 (1429/ 521-1494/ 579)  -7.1 W38-W46 S19-S17
      7 1355  435 (S28W42 L= 20)   612    217        1 (1252/ 419-1451/ 451)  28.3 W35-W48 S31-S24
      8  524  384 (S64E22 L=316)  1711    202        5 ( 451/ 351- 607/ 437)  19.1 E36-E10 S68-S57
  
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» All Filament Data of 20220405 ...
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