Lesson plan
Lambda Aquilae
Lambda Aquilae is a binary star in the constellation Aquila. Its identifier is a Bayer designation that is Latinized from λ Aquilae, and abbreviated Lambda Aql or λ Aql. This star has the traditional name Al Thalimain, pronounced , which it shares with ι Aquilae. The name is derived from the Arabic الظلیمين al-ẓalīmayn "the two ostriches". Lambda Aquilae might be more precisely called Al Thalimain Prior. It has an apparent visual magnitude of 3.43, which is bright enough to be seen with the naked eye. Parallax measurements place it at a distance of about from Earth. It is drifting closer to the Sun with a radial velocity of −9 km/s.
Article summary
Lambda Aquilae is a binary star in the constellation Aquila. Its identifier is a Bayer designation that is Latinized from λ Aquilae, and abbreviated Lambda Aql or λ Aql. This star has the traditional name Al Thalimain, pronounced , which it shares with ι Aquilae. The name is derived from the Arabic الظلیمين al-ẓalīmayn "the two ostriches". Lambda Aquilae might be more precisely called Al Thalimain Prior. It has an apparent visual magnitude of 3.43, which is bright enough to be seen with the naked eye. Parallax measurements place it at a distance of about from Earth. It is drifting closer to the Sun with a radial velocity of −9 km/s.
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Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
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Key claims and bibliography are generated from the same tracked claims and sources as the article page.