Table 1: Sample of galaxy clusters hosting mini radio halos.
Name z Log $L_{\rm X}$ Log $P_{\rm 1.4~GHz}$ Log $R_{\rm H}$
    (erg/s) (W/Hz) (kpc)
Perseus (a) 0.018 $\rm 44.82^{+0.01}_{-0.01}$ $\rm 24.27^{+0.04}_{-0.04}$ 2.12
A2390 (b) 0.228 $\rm 45.13^{+0.05}_{-0.05}$ $\rm 24.99^{+0.02}_{-0.02}$ 2.26
A2626 (c) 0.060 $\rm 44.03^{+0.05}_{-0.05}$ $\rm 23.36^{+0.03}_{-0.10}$ 1.85
RX J1347.5-1145 (d) 0.451 $\rm 45.65^{+0.05}_{-0.05}$ $\rm 25.28^{+0.01}_{-0.01}$ 2.41
Z7160 (e) 0.258 $\rm 44.93^{+0.03}_{-0.03}$ $\rm 24.34^{+0.05}_{-0.05}$ 2.24
RBS 797 (f) 0.350 $\rm 45.31^{+0.02}_{-0.02}$ $\rm 24.63^{+0.04}_{-0.04}$ 2.01
References for the radio data in brackets: (a) Sijbring (1993), (b) Bacchi et al. (2003), (c) Gitti et al. (2004), (d) Gitti et al. (2007), (e) Venturi et al. (2008), (f) Gitti et al. (2006), Gitti et al., in prep.


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