Fig. 3

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Number of stars as a function of the projected elliptical distance. The metal-poor ([Fe/H] < −1.5) and metal-rich ([Fe/H] > −0.6) are denoted by the blue and black line, respectively. Right ascensions and declinations are converted to tangential plane coordinate assuming the centre of the system as α0 = 283.764 deg and δ0 = −30.480 deg. The half-light radius is assumed to be 2.6 kpc (Majewski et al. 2003; Mucciarelli et al. 2017) at a distance of 26.5 kpc (Vasiliev & Belokurov 2020), ellipticity ~0.57 and position angle ~ −104 deg as in Vitali et al. (2022).
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