Eagle Creek Observatory
"Teaching young minds about the heavens"

Double Star Logo

Double Stars in Corona Borealis
The Northern Crown
Here is a listing of the 20 or so best doubles in Corona Borealis.
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
STF 1932 83756 1.0 57 5.5 6.0 15:18.3 +26:50 F8    
STF 1935 64641 8.5 289 8.5 9.0 15:20.3 +30:42 G5    
STF 1936 83779 20.3 232 8.5 9.0 15:21.1 +27:02 F2 ***  
STF 1941 83814 1.6 219 8.5 8.5 15:25.7 +26:37 F5    
STF 1950 83852 3.1 92 6.5 8.0 15:29.9 +25:30 K8 ***  
STF 1963   5.0 296 7.5 8.0 15:37.9 +30:06 F8 ***  
STF 1964   15.2 86 7.5 7.5 15:38.2 +36:14 B7/B6 ***  
ZETA CRB 64834 6.3 305 5.0 6.0 15:39.4 +36:38 B7/B6 ***  
GAMMA CRB 838958 0.2 265 4.0 5.5 15:42.7 +26:17 A1   binary, 91 years. Can't separate but should be elongated or figure 8.
STF 1973 64892 30.6 322 7.0 8.0 15:46.4 +36:26 F5    
STT 302 64970 28.6 52 7.0 9.0 15:54.9 +34:21 A2    
SAO 84078 84078 3.2 119 7.5 10.0 15:55.4 +29:32 A0    
STT 304   10.7 175 6.5 10.0 16:00.9 +39:10 A0    
STF 2011 84205 2.4 68 7.0 9.5 16:07.6 +29:00 A3    
STT 305   5.4 263 6.0 10.0 16:11.7 +33:20 K2 ***  
STF 2022 84247 2.3 145 6.0 9.5 16:12.8 +26:40 F2    
STF 2029 84258 6.3 187 7.5 9.5 16:13.8 +28:43 F2 ***  
SIGMA CRB 65165 6.2 229 5.0 6.0 16:14.7 +33:51 A3 ***  
SAO 65262 65262 34.7 19 6.0 8.5 16:22.9 +32:20 A3    
STF 2044   8.5 342 7.5 8.0 16:24.2 +37:02 K0 ***  

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.