Estimating stellar metallicities from Gaia DR3 XP data using LAMOST DR10

Divyansh Srivastava, Andrzej Niedzielski, Rodolfo Smiljanic

Gaia DR3 provides astrophysical parameters for hundreds of millions of stars, but the metallicities [M/H] from its GSP-Phot module suffer from systematic biases. We estimate stella…