Answer to Question #87221 in Astronomy | Astrophysics for Ameye

Question

1. a) Explain what you understand by the apparent magnitude of a star. How is it related to the brightness of the star? An object A has an apparent magnitude of –5. Another object B has an apparent magnitude of –10. Calculate the ratio of their brightness. (1+1+3) b) Sketch the celestial equator, horizon, observer’s meridian and show the zenith and nadir on the celestial sphere for an observer at latitude 30° N.

Answer 1

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