0000 K $\leq T_\mathrm{eff} \leq$ 00000 K and $0.0 \leq \log{g} \leq 0.0$. In this group, typical photometric uncertainties of $\left \langle \sigma_\mathrm{c_0} \right \rangle$ = 0.000 mag and $\left \langle \sigma_\mathrm{