T Microscopii

T Microscopii is a semiregular variable star in the constellation Microscopium. It ranges from magnitude 6.74 to 8.11 over a period of 352 days. Located around 700 light-years distant, it shines with a bolometric luminosity 7,509 times that of the Sun and has a surface temperature of.
In 1896 it was announced that Williamina Fleming had discovered that the star is a variable star, based on photographs taken from 1888 through 1895. It was listed with its variable star designation, T Microscopii, in Annie Jump Cannon's 1907 work Second Catalog of Variable Stars.