Hr Diagram Earth. The hottest brightest stars are in the top left corner. Directions 1 plot the following data on the attached graph.
The schematic h r diagram shows four groups of stars. Einar hertzsprung was a danish astronomer and henry norris russell was an american astronomer and they both did ground breaking work in measuring and understanding the properties of stars in the early 1900s. Fall along a narrow strip in the diagram.
Honors earth science hr diagram activity name date hour the hertzsprug russel diagram h r is a graph where a stars temperature is plotted against its brightness.
The main sequence stretching from the upper left hot luminous stars to the bottom right cool faint stars dominates the hr diagram. Directions 1 plot the following data on the attached graph. The hr diagram organizes stars based on surface temperature and luminosity. The method is known as spectroscopic parallax.