Color-Index
Alternative names
Color-Index
Examples
Although the Graphics Control Extension block declares color index 16 (hexadecimal 10) to be transparent, that index is not used in the image.
For A Hertzsprung–Russell diagram plots the actual brightness (or absolute magnitude ) of a star against its color index (represented as B−V).
Betelgeuse has a color index (B–V) of 1.85—a figure which points to its advanced "redness".
Given, for example, the color magnitudes B and V which are calibrated to be equal for an A0V star (e.g. Vega ), the stellar color temperature is given by the temperature for which the color index of a blackbody radiator fits the stellar one.
Further tests for establishing the quality of methanol include measurements of boiling point range, density, permanganate number, turbidity, color index, and acid number.
It encompasses more than 27,000 products under more than 13,000 generic color index names.