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20231016 - Latest Filament data
Available data for 20231016: »06 UTC   »07 UTC   »08 UTC   »09 UTC   »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 1298 1788 (N41W53 L=208)   850    137        1 (1235/1754-1368/1818) -11.3 W45-W61 N38-N42
      2 1535 1611 (N23W55 L=210)  1100    137        3 (1471/1585-1602/1644)  -7.6 W48-W63 N20-N24
      3  649 1415 (N38E13 L=142)   677    237        2 ( 578/1309- 728/1489) -61.9 E18-E09 N29-N44
      4 1198 1445 (N24W23 L=178)   395    135        1 (1137/1408-1257/1475) -45.0 W19-W25 N20-N26
      5 1681 1395 (N07W53 L=208)   320     82        0 (1649/1371-1696/1433)  15.9 W49-W56 N05-N08
      6 1061 1272 (N18W09 L=164)   881    318        1 ( 929/1234-1222/1307) -18.4 W00-W18 N14-N21
      7 1565 1143 (S03W35 L=190)   326     60        1 (1538/1121-1599/1168) -45.0 W32-W36 S04-S01
      8  860 1041 (N11E09 L=146)   195     47        0 ( 833/1024- 879/1066)  18.4 E10-E07 N09-N12
      9  439 1037 (N21E36 L=119)   392     86        2 ( 406/1009- 485/1065) -45.0 E38-E33 N18-N23
     10  847  988 (N08E11 L=144)   312    116        0 ( 808/ 964- 905/1020)   0.0 E13-E06 N07-N09
     11 1677  933 (S18W38 L=193)   424     88        1 (1660/ 884-1697/ 981)  59.0 W35-W39 S20-S15
     12  581  861 (N08E30 L=125)   286     72        0 ( 564/ 822- 597/ 898) -90.0 E31-E28 N05-N10
     13 1264  604 (S25W02 L=157)   282     81        0 (1221/ 585-1302/ 629)   0.0 W00-W05 S25-S23
     14  936  414 (S28E24 L=131)  1231    257        5 ( 896/ 313- 966/ 549)  53.1 E31-E18 S34-S18
  
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» All Filament Data of 20231016 ...
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