Color  xc   yc  (LatLon LCarr)  Area Length Branches (  x0/y0     x1/y1  )  Tilt Location
      1  610 1637 (N29E45 L=153)  2241    346        2 ( 534/1520- 696/1772) -22.4 E66-E32 N21-N37
      2  816 1479 (N22E23 L=175)   774    165        3 ( 744/1446- 909/1501)   4.4 E28-E15 N20-N23
      3 1127 1403 (N24E01 L=197)   559    176        0 (1084/1369-1198/1471) -26.6 E05-W04 N21-N27
      4  294 1321 (N03E57 L=140)   447     61        1 ( 263/1302- 328/1337)   0.0 E61-E53 N01-N04
      5 1019 1206 (N09E04 L=194)   884    324        7 ( 888/1152-1139/1288) -10.6 E13-W03 N06-N12
      6 1657 1265 (N26W39 L=237)   282     55        0 (1629/1245-1684/1288) -11.3 W36-W41 N24-N26
      7  818 1125 (N01E14 L=184)   609    188        2 ( 726/1085- 901/1149)  21.8 E19-E09 S02-N03
      8 1304 1046 (N05W16 L=214)   314    160        0 (1280/ 974-1320/1123) -83.7 W15-W17 N00-N09
      9  272  850 (S26E52 L=145)  1010    224        1 ( 247/ 759- 288/ 966)  77.0 E55-E50 S31-S18
     10  702  831 (S19E16 L=181)   316     50        0 ( 682/ 799- 727/ 858)  56.3 E17-E14 S20-S16
     11 1532  349 (S32W61 L=258)  1067    133        2 (1474/ 323-1597/ 375)  24.4 W54-W67 S34-S29
     12  887  169 (S68W21 L=219)   565     56        1 ( 869/ 148- 908/ 196) -28.6 W15-W26 S71-S64
  

    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

  c = WHERE(data EQ Fil_ID, area)
  f = '(2(A,I6))'
  PRINT, FORM=f, "Area of Fil_ID", Fil_ID," =", area 

  data = ROTATE(data,7)
  Solar_y = 2048-Solar_y