THE ANALYSIS OF ? LYR SYSTEM: FROM SPECTROSCOPIC OBSERVATION AND STELLAR EVOLUTION SIMULATION
Beta Lyrae (? Lyr) system, two brigthest stars in the Lyra constellation, is a double star system with B-type star and has emission lines in its spectrum so it is also classified as B-emission (Be) type star. The orbital inclination of ? Lyr system is 86° with current orbital period of about 12.9...
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| Format: | Final Project |
| Language: | Indonesia |
| Online Access: | https://digilib.itb.ac.id/gdl/view/38541 |
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| Institution: | Institut Teknologi Bandung |
| Language: | Indonesia |