Potentialities of Hubble parameter and expansion rate function data to alleviate Hubble tension

Yingjie Yang, Xuchen Lu, Lei Qian +1

Taking advantage of Gaussian process (GP), we obtain an improved estimate of the Hubble constant, $H_0=70.41\pm 1.58$ km s${}^{-1}$ Mpc${}^{-1}$, using Hubble parameter [$H(z)$] from co…