One can make a color-color plot by arranging stars in a two-dimensional graph, where each axis measures a different color index. Below are some examples from the SDSS, which uses a set of broadband filters called (u, g, r, i, z); they are very roughly equivalent to (U, B, R, I, _).
regime - the organization that is the governing authority of a political unit; the government reduced taxes; the matter was referred to higher authorities. authorities, government.
Dictatorship definition, a country, government, or the form of  government in which absolute â¦ power is exercised by a dictator. An autocratic form of absolute rule by leadership that is unrestricted by law, constitutions, or other social and political factors within the state. dictatorship is a person, or a party or group, that runs a country with no real elections allowed to vote in someone new or different. Examples of dictatorships include: