 At 6.3 to 8 Gyr, it is a very young cluster when compared to the other globular clusters in the Milky Way.It is a relatively metal-rich globular with [Fe/H] = -0.60.It is likely that Palomar 1 has a similar evolutionary history to the Sagittarius dwarf companion globular Terzan 7, that is, it may have once been associated
with a dwarf spheroidal galaxy that was later destroyed by tidal forces.