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20130427 - Filament data for 08 UTC
Available data for 20130427: »08 UTC   »09 UTC   »10 UTC  
Click on image to open sensitive map!
 
  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  520 1648 (N19E54 L=179)   503     80        1 ( 492/1616- 543/1674) -23.2 E57-E50 N17-N21
      2  754 1631 (N24E36 L=198)   268    106        1 ( 737/1582- 780/1666) -63.4 E37-E33 N20-N26
      3  229 1211 (S13E61 L=173)   481     85        0 ( 213/1173- 242/1261) -78.7 E62-E58 S14-S09
      4  272  977 (S25E51 L=182)   449     86        2 ( 231/ 953- 315/1002)   0.0 E55-E46 S26-S24
      5  602  825 (S27E21 L=213)   481    156        0 ( 536/ 805- 679/ 850)  16.7 E25-E15 S28-S23
  
Download Binary data for this image

» All Filament Data of 20130427 ...
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