Monthly Notices of the Royal Astronomical Society Monthly Notices of the Royal Astronomical Society, Oxford University Press (OUP): Policy P-Oxford Open Option A, 2021, 503 (1), pp.669-678. ⟨10.1093/mnras/stab544⟩ Monthly Notices of the Royal Astronomical Society, 2021, 503 (1), pp.669-678. ⟨10.1093/mnras/stab544⟩