Number of vertices: | $52$ |

Diameter: | $3$ |

Intersection array: | $\{6,3,3;1,1,2\}$ |

Spectrum: | $6^1 (2+\sqrt{3})^{12} (2-\sqrt{3})^{12} (-2)^{27}$ |

Automorphism group: | $\mathrm{Aut}(\mathrm{PSL}(3,3))\cong \mathrm{PSL}(3,3):2$ |

Distance-transitive: | Yes |

Primitive |