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MCQIntermediateLight, Radiation & Spectroscopy
USAAAO — 2014 National Astronomy Olympiad
Question 11
Alberio (β Cygni) is a double star system in the constellation Cygnus. The magnitudes of the component stars Alberio A & Alberio B are given by 3.18 and 5.82 respectively. Find the apparent magnitude of Alberio.
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Source
Source: USAAAO National Astronomy Olympiad 2013–2014, Section A: Multiple Choice, Question 11.