What is the estimated main-sequence lifespan for the blue supergiant Rigel?

Answer

10 million years

Rigel, a blue supergiant, is specifically cited as having an estimated main-sequence lifespan of approximately 10 million years, with a total expected lifespan of 10.1 million years.

What is the estimated main-sequence lifespan for the blue supergiant Rigel?
astronomylifespanstarsblue star