| 11. | This is a single-lined spectroscopic binary system.
|
| 12. | The second component is a spectroscopic binary star system.
|
| 13. | In the past it was suggested that it may be a spectroscopic binary.
|
| 14. | The system is both a visual and spectroscopic binary.
|
| 15. | It is a shell star and a spectroscopic binary.
|
| 16. | This is a double-lined spectroscopic binary system.
|
| 17. | He measured spectroscopic binaries, and performed the first detailed analysis of galactic structure.
|
| 18. | Such stars are known as single-lined spectroscopic binaries ( " SB1 " ).
|
| 19. | Zeta Gem B appears as an F4 main sequence star and is a spectroscopic binary.
|
| 20. | It is a spectroscopic binary whose two components are separated by 0.1 arcseconds.
|
