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20130917 - Filament data for 12 UTC
Available data for 20130917: »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  997 1520 (N36W13 L=154)  1231    391        1 ( 848/1450-1167/1554) -11.8 W01-W25 N31-N38
      2  786 1397 (N35E05 L=136)   334     89        0 ( 761/1360- 809/1442)  38.7 E07-E02 N32-N37
      3 1852 1278 (S04W66 L=206)   534     61        3 (1833/1239-1870/1312) -90.0 W63-W68 S06-S01
      4 1772  897 (S22W46 L=186)  1738    323        0 (1682/ 846-1866/1010)   2.9 W37-W58 S24-S17
      5 1478  625 (S29W18 L=158)   380     97        0 (1450/ 604-1521/ 652)  -9.5 W15-W21 S30-S26
      6 1236  628 (S21W02 L=142)   356    135        0 (1181/ 616-1305/ 645) -29.7 E01-W06 S23-S18
      7 1350  499 (S33W06 L=146)   833    169        3 (1306/ 423-1392/ 574)  41.6 W01-W10 S37-S29
      8  870  436 (S24E26 L=114)   570    186        1 ( 815/ 375- 917/ 521)  30.3 E32-E20 S26-S18
  
Download Binary data for this image

» All Filament Data of 20130917 ...
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