![SOLVED: An unresolved binary star system is observed with a magnitude of +7.3. (a) Based on stellar models, astronomers estimate that star A is 1.8 times brighter than star B. What is SOLVED: An unresolved binary star system is observed with a magnitude of +7.3. (a) Based on stellar models, astronomers estimate that star A is 1.8 times brighter than star B. What is](https://cdn.numerade.com/ask_previews/8df1b91e-9ef0-4fa2-87a6-edc89d416da3_large.jpg)
SOLVED: An unresolved binary star system is observed with a magnitude of +7.3. (a) Based on stellar models, astronomers estimate that star A is 1.8 times brighter than star B. What is
![Binary stars and clusters Chapter 11. Review Properties of stars –apparent brightness (apparent magnitude) measure energy/area/second –luminosity (absolute. - ppt download Binary stars and clusters Chapter 11. Review Properties of stars –apparent brightness (apparent magnitude) measure energy/area/second –luminosity (absolute. - ppt download](https://images.slideplayer.com/27/9251912/slides/slide_2.jpg)
Binary stars and clusters Chapter 11. Review Properties of stars –apparent brightness (apparent magnitude) measure energy/area/second –luminosity (absolute. - ppt download
![Physics Reference: A binary star consists of two stars A and B that orbit one another, as illustrated in Fig. 1.1. Physics Reference: A binary star consists of two stars A and B that orbit one another, as illustrated in Fig. 1.1.](https://1.bp.blogspot.com/-NTihPzJQm20/Xlv6R56JecI/AAAAAAAAKvI/Y647a1FY-0YtUCciA1KqmdSjAiR-NK4sgCLcBGAsYHQ/s1600/june2016p42q1-binary-stars.png)