Leavitt Henrietta Swan

Lea·vitt

L5101850 (lē′vĭt), Henrietta Swan 1868-1921. American astronomer who discovered over 2,400 variable stars and observed a correlation between these stars' luminosity and period that allows for the determination of interstellar and intergalactic distances.

Leav·itt

(lē′vĭt), Henrietta Swan 1868-1921. American astronomer who discovered four novae and over 2,400 variable stars. She also developed a mathematical formula used to measure intergalactic distances.

单词	leavitt henrietta swan
释义	Leavitt Henrietta Swan Lea·vitt L5101850 (lē′vĭt), Henrietta Swan 1868-1921. American astronomer who discovered over 2,400 variable stars and observed a correlation between these stars' luminosity and period that allows for the determination of interstellar and intergalactic distances. Leav·itt (lē′vĭt), Henrietta Swan 1868-1921. American astronomer who discovered four novae and over 2,400 variable stars. She also developed a mathematical formula used to measure intergalactic distances.
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