Eagle Creek Observatory
"Teaching young minds about the heavens"

Double Star Logo

Double Stars in Bootes
The Bear Driver
Here is a listing of the 50 or so best doubles in Bootes.
The star name contains a link so you may click there to see more detailed information about this double star.
Some entries may return multiple stars, click on the one of interest and the information will be displayed.
If more than one entry is listed click on each of them to view the data. Use the Aladin Previewer to see a photograph of the star.
Click HERE for an ETX tour.

Name SAO Sep PA Mag1 Mag2 RA Dec Spect Color Comments
1 BOO 82942 4.6 137 6.0 9.0 13:40.7 +19:56 A1    
TAU BOO 100706 5.4 7 4.5 11.5 13:47.3 +17:27 F7    
STF 1785 83011 2.8 145 7.0 7.5 13:49.1 +26:59 K6    
STT 126   85.9 208 6.5 7.0 13:50.4 +21:16 G0 *** Red Primary/yellow pair
STF 1793   4.6 242 7.0 8.0 13:59.1 +25:49 A6    
STT 276 63947 0.5 203 7.5 8.5 14:08.2 +36:44 G0   Third Component at 9.7", pa 72 mag 10
STT 275   5.0 353 7.0 10.0 14:09.2 +07:22 K0    
STT 277 83219 14.2 108 8.0 9.0 14:12.4 +28:42 F2    
KAPPA BOO   13.3 236 4.5 6.5 14:13.5 +51:47 A7/F2    
STT 279 100922 2.2 253 7.0 9.0 14:13.8 +12:00 K0    
STF 1816 83235 0.8 87 7.0 7.0 14:13.9 +29:06 F0    
15 BOO 100934 1.0 120 5.5 8.0 14:14.9 +10:06 K0    
STF 1829   5.4 150 7.5 8.0 14:15.4 +50:26 F5    
IOTA BOO 29071 38.5 33 5.0 7.5 14:16.2 +51:22 A7/A2    
STF 1825   4.4 163 7.0 8.5 14:16.5 +20:07 F4    
STF 1834 45000 1.1 100 7.0 7.0 14:20.3 +48:30 F2    
STF 183/
ADS 9247
  6.2 192 5.5 7.0 14:23.4 +08:26 A1/F2    
STF 1838   9.1 334 7.0 7.0 14:24.0 +11:14 F5    
STF 1843   19.9 187 7.5 9.0 14:24.6 +47:49 F5    
STT 296 45541 1.9 284 7.5 9.0 14:26.6 +43:57 G5    
STF 1850 83374 25.6 262 6.0 7.0 14:28.6 +28:17 A0    
STF 1854   25.8 256 7.0 10.5 14:29.8 +31:47 B9    
STF 1858   2.7 36 7.0 8.0 14:33.7 +35:34 G5    
STF 1867 64268 1.0 5 7.5 8.0 14:40.7 +31:17 F5    
PI BOO 101145 5.6 108 5.0 6.0 14:40.8 +16:25 B9/A5    
ZETA BOO   0.9 307 4.5 5.0 14:41.2 +13:44 A2    
STF 1871 29246 2.0 306 7.0 7.0 14:41.5 +51:24 F0    
STF 1870   4.4 230 8.0 10.5 14:43.0 +08:04 F2    
EPS BOO 83500 2.9 337 2.5 5.0 14:45.0 +27:04 K0/A2 *** Nice colored double
STF 1879 120651 1.4 95 7.5 8.5 14:46.2 +09:39 G2    
STF 1884 83535 1.8 56 6.5 8.0 14:48.4 +24:21 F5    
STF 1889   15.7 88 6.5 10.0 14:49.5 +51:22 F4/G7    
STF 1886   7.7 227 7.0 9.0 14:51.0 +09:43 K0 *** Red/White
STF 1888 101250 6.9 347 5.0 7.0 14:51.4 +19:05 G8/K4   ksi Boo, 37 Boo, Flare Star
STT 287 45241 1.0 161 7.5 7.5 14:51.4 +44:55 G0    
HO 389 83560 1.5 95 7.0 9.5 14:52.1 +20:17 A0    
STT 288 101273 1.5 175 6.5 7.0 14:53.3 +15:41 F9    
STT 289   4.6 112 6.5 10.0 14:56.0 +32:17 A3    
STF 1895 45298 12.5 43 8.0 8.5 14:57.5 +40:10 A2    
ADS 9474 29372 40.5 342 7.0 7.5 14:59.6 +53:52 F0    
STT 291   35.6 156 6.0 8.5 15:00.6 +47:16 A0    
47 BOO 45370 6.2 254 5.5 13.0 15:05.5 +48:09 A0/A5    
STF 1910 120851 4.2 211 7.0 7.0 15:07.6 +09:13 G5    
STF 1916   9.9 330 7.0 9.5 15:09.9 +38:58 F8    
STF 1921 64550 30.4 283 7.0 7.0 15:12.0 +38:39 A2    
ADS 9539 45436 25.8 343 7.0 10.0 15:12.7 +48:34 K0    
DELTA BOO 64589 105.0 79 3.5 7.5 15:15.5 +33:18 G8/G0    
MU BOO   108.0 171 4.5 6.5 15:24.5 +37:22 G1    
STT 298   1.0 191 7.5 7.5 15:36.1 +39:48 K4    
STT 301   3.9 31 7.0 10.5 15:46.2 +42:27 K0 *** Red/White pair
44 BOO 45357 1.56   5.3 5.8-6.4 15:03.7 +47:39 G2V    

Image created using TheSky 4.0 Level IV
available from Bisque Software


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Some information gathered from Burgham's Celestial Handbooks and converted to J2000, other from my own observations.
Page 2003 Kevin Muenzler, Eagle Creek Observatory.