PT Puppis
PT Puppis is a star in the constellation Puppis. Anamarija Stankov confirmed this star as a Beta Cephei variable. Analysis of its spectrum and allowing for extinction gives a mass 7.94 times that of the Sun, a surface temperature of 19,400 K and luminosity of 6405 Suns.
The star was discovered to be variable by Janet Rountree Lesh and P. R. Wesselius in 1979. It was given its variable star designation in 1981.