← Back to Training
MCQIntermediateOrbits, Gravitation & Dynamics2 parts
BAAO — 2018 Astronomy & Astrophysics Challenge
Questions 6–7
This question has 2 parts that build on each other. Answer both — it only counts as correct if every part is right.
Part AQuestion 6
A comet is orbiting the Sun in an orbit with a semi-major axis of 5.0 au and an eccentricity, e = 0.80. Calculate its semi-minor axis, b.
Part BQuestion 7
What is the period of the comet from the previous question?
Sign in to save your progress.
Answer both parts to check. Both must be correct to count as correct.
Source
Source: British Astronomy and Astrophysics Olympiad (BAAO), Astronomy & Astrophysics Challenge 2018. Question text, answer-choice text, and answer were transcribed from the official BAAO paper and solutions PDFs; the explanation and metadata are original.