IAO 2008, Наблюдения — Задача 1. Galaxies on the Hubble diagram

XIII International Astronomy Olympiad — Observing Round – October 16th, 2008 — Problem C · 13 октомври 2008 г.

Внимание: Бележка към темата

Часть фонового текста на странице нечитаема из-за наложения нескольких страниц/полупрозрачности скана; относящийся к задаче C текст передан полностью.

Условие

Diagram of the Hubble sequence: a chain of empty rectangular boxes branching into two arms (upper and lower), representing the sequence of galaxy classes (elliptical — spiral/barred spiral), to be filled in with photograph numbers.
Hubble diagram scheme (tuning-fork classification boxes)

You have the Hubble diagram on the answer sheet.

Write the numbers of each photograph in the box corresponding to the class at which the galaxy belongs.

The time for the exercise is 10 minutes.

Решение

Внимание: Непълно решение

В архива няма официално решение на тази задача.

Оригинал в Архива: observational.pdf