Question

What is the mass of J2157??




Anyone here?!
I'm so bored!!​

Answer 1

Answer:

SMSS J215728.21-360215.1, commonly known as J2157-3602, is one of the fastest growing black holes and one of the most powerful quasars known to exist as of 2018. The quasar is located at redshift 4.75, corresponding to a comoving distance of 25×10⁹ ly from Earth and to a light-travel distance of 12.5×10⁹ ly

Explanation:

$\huge\sf\red{Bored \: Too }$

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