USAAAO 2015, Пробен кръг — Задача 18
USAAAO Practice Round 2015
Бележка
This round consists of 20 multiple-choice problems to be completed in 50 minutes. You may only use a scientific calculator and a table of constants during the test.
Условие
The Triangulum Galaxy has coordinates (RA: 1.564h, Dec: 30.660°). Which answer is closest to the local time at which it reaches its maximum elevation above the horizon on the night of September 18-19? Ignore daylight savings.
a. 11:54 pm
b. 12:21 am
c. 12:48 am
d. 1:15 am
e. 1:42 am
Отговори
- e
Решение
Answer: e
Оригинал в Архива: 2015-practice-round-exam.pdf · официални решения: 2015-practice-round-solutions.pdf