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.
Legal Definition of regime. Additional Notes on regime. Under the Louisiana Civil Code there are various regimes for various types of property, such as community or separate property. These regimes, while usually established by the law, may also be modified or created by agreement of the parties.