Delta Boo 3.5, 8.7 105" 79deg (102mm 52x)

Washington Double Star Catalogue data

15155+3319STFA 27      1780 2003   94  84  78 135.0 103.8  3.56  7.89

Washington Double Star Catalogue data

14450+2704STF1877AB    1780 2004  418 300 343   4.0   2.9  2.58  4.81
14450+2704STF1877AC    1901 1999    5 257 255 178.2 176.3  2.7  12.0

Iota Boo 4.9, 7.5 38" (102mm 52x)

Washington Double Star Catalogue data

14162+5122STFA 26AB    1779 2003   76  37  32  37.6  38.7  4.76  7.39
14162+5122STFA 26AC    1911 2000    3 197 187  85.7  92.8  4.8  12.6

Kappa Boo 4.6, 6.6 13.4" 236deg (102mm 52x)

Washington Double Star Catalogue data

14135+5147STF1821      1779 2003  138 240 235  12.5  13.5  4.53  6.62

Mu Boo (Alkalurops) 4.3, 7.0 108" 171deg (102mm 52x) (Note secondary close binary 75mm+ 260y)

Washington Double Star Catalogue data

15245+3723CHR 181Aa    1988 2004   11 350 289   0.1   0.1  4.31   .   
15245+3723STFA 28Aa-BC 1781 2002   97 170 170 128.0 107.1  4.33  7.09 
15245+3723STF1938BC    1782 2004  695 357   8   1.5   2.2  7.09  7.63 

Washington Double Star Catalogue data

14407+1625STF1864AB    1779 2003  330  97 111   6.2   5.5  4.88  5.79
14407+1625STF1864AC    1881 1998   15 160 164 126.8 126.3  4.88 10.63

Washington Double Star Catalogue data

14514+1906STF1888AB    1780 2004 1335  24 315   3.4   6.3  4.76  6.95
14514+1906STF1888AC    1892 2000    8 354 342  59.0  68.6  4.6  12.6
14514+1906STF1888AD    1900 2000    6 283 286  75.3 156.7  4.6   9.6
14514+1906ARN  11AE    1960 2002    5  99 100 277.2 271.6  4.76  8.65
14514+1906ARN  12AF    1960 2002    3  40  40 336.9 333.8  4.76  9.20
14514+1906STF1888BC    1897 1932    7 101 100 286.3 282.7  6.7  12.6

Washington Double Star Catalogue data

13473+1727STT 270      1831 2000   56 342  33  15.0   2.8  4.5  11.1

• Double Stars
• Extrasolar Planets

• Eagle Creek Observatory - 50 Double Stars in Bootes A useful source of data on double stars from Kevin Muenzler