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20150228 - Filament data for 08 UTC
Available data for 20150228: »08 UTC   »09 UTC   »10 UTC   »11 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1451 1632 (N42W14 L= 17)  1207    221        4 (1357/1578-1545/1684)   0.0 W05-W22 N39-N44
      2  718 1523 (N15E30 L=333)   417    161        0 ( 697/1446- 737/1581) -53.1 E33-E27 N10-N18
      3 1577 1524 (N38W26 L= 29)   502     84        2 (1551/1491-1603/1557)  63.4 W23-W27 N34-N40
      4 1325 1288 (N15W11 L= 15)   348    122        0 (1306/1224-1340/1352) -60.3 W09-W13 N11-N18
      5  364 1062 (S18E43 L=320)   572    165        1 ( 336/ 970- 386/1142) -68.2 E46-E40 S23-S13
      6 1831 1081 (N17W52 L= 55)   353     75        2 (1812/1046-1845/1110)  90.0 W50-W53 N15-N19
      7  881  987 (S12E07 L=356)   775    207        0 ( 787/ 886- 943/1083)  74.1 E11-E04 S19-S05
      8 1587 1045 (N08W33 L= 36)   255     79        0 (1547/1027-1615/1058)  11.3 W30-W35 N06-N09
      9 1491  824 (S07W32 L= 35)  1033    333        0 (1356/ 691-1599/ 974)  71.6 W27-W35 S17-N04
     10 1104  722 (S22W12 L= 15)   198     31        0 (1090/ 695-1120/ 749) -71.6 W10-W13 S23-S20
     11 1195  675 (S23W19 L= 22)   571    135        2 (1129/ 656-1266/ 701)  12.5 W14-W23 S24-S20
  
Download Binary data for this image

» All Filament Data of 20150228 ...
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