A search for photometric variability in the young T3.5 planetary-mass companion GU Psc b

Marie-Eve Naud, Étienne Artigau, Jason F. Rowe +5

We present a photometric $J$-band variability study of GU Psc b, a T3.5 co-moving planetary-mass companion (9-13$M_{\mathrm{Jup}}$) to a young ($\sim$150 Myr) M3 member of the AB Dorad…