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20130501 - Latest Filament data
Available data for 20130501: »07 UTC   »08 UTC   »09 UTC   »10 UTC   »11 UTC   »12 UTC   »13 UTC   »14 UTC  
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  Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1 1137 1833 (N53E24 L=153)  1573    170        3 (1051/1797-1196/1861)  17.1 E30-E16 N48-N56
      2 1337 1695 (N48W01 L=178)   469     55        0 (1303/1675-1367/1716)  63.4 E01-W03 N44-N50
      3  477 1616 (N17E56 L=122)   894    135        3 ( 453/1579- 522/1673) -49.4 E60-E50 N14-N21
      4  933 1551 (N24E20 L=157)   239     93        0 ( 905/1508- 960/1582) -26.6 E23-E17 N22-N25
      5  522 1492 (N10E45 L=133)   464     83        1 ( 494/1459- 557/1518)  53.1 E46-E42 N08-N12
      6 1772 1402 (N41W48 L=225)   439     51        0 (1740/1390-1804/1412)  11.3 W43-W53 N39-N43
      7 1180 1383 (N20E00 L=177)   450    180        0 (1092/1356-1247/1400)  18.4 E05-W04 N18-N22
      8 1471 1281 (N23W20 L=198)   220     92        0 (1453/1246-1493/1337) -51.3 W17-W22 N20-N25
      9 1769 1056 (N18W48 L=226)   555     55        1 (1745/1021-1785/1091)  76.0 W45-W50 N16-N20
     10  419  998 (S20E38 L=140)   378    172        0 ( 398/ 931- 433/1080) -71.6 E39-E36 S24-S15
     11  253 1049 (S21E54 L=123)   325     45        1 ( 232/1026- 268/1079) -56.3 E56-E52 S22-S18
     12  950  938 (S11E02 L=175)   377    147        1 ( 931/ 868- 967/1006) -83.7 E03-W00 S15-S06
     13 1207  797 (S12W16 L=194)   310     68        1 (1172/ 771-1235/ 819)  26.6 W14-W18 S13-S10
     14  463  727 (S36E31 L=147)   498     82        2 ( 424/ 692- 497/ 762)  49.4 E34-E27 S39-S32
  
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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