0.5 1.0 1.5 2.0 0.0 0.5 TM1 (ND2) ρ c (fm -3$^{)}$ 0.0 0.5 TM1 (ND1) M (M ⊙ ) 0.0 0.5 1.0 TM1 (ESC00) FIG. 5: Central baryon density ρ$_{c}$ as a function of neutron star mass M in the TM1 case. The region where only superfluid Λ hyperons exist in the core of neutron stars is shaded. 21