USAAAO 2018, I кръг — Задача 23
USAAAO National Astronomy Olympiad First Round 02/12/2018-02/16/2018 Time Limit: 75 Minutes · 12 февруари 2018 г. · 1 т.
Внимание: Бележка към темата
The solutions document provides answer letters for all 30 problems and brief explanations for some problems.
Условие
Which of the following type of planet was the first to be discovered around a Solar-type star?
A. Earth-like
B. Super-Earth
C. Mini-Neptune
D. Super-Neptune
E. Hot Jupiter
Решение
Answer: E
51 Pegasi b was the first planet discovered around a solar type star, and it's Jupiter sized and very close-in to its host star, hence the name "hot Jupiter."
Оригинал в Архива: usaaao-first-round-exam-2018.pdf · официални решения: usaaao_first_round_2018.pdf