| Number of vertices: | $189$ |
| Diameter: | $6$ |
| Intersection array: | $\{4,2,2,2,2,2;1,1,1,1,1,2\}$ |
| Spectrum: | $4^1 (1+\sqrt{6})^{21} (1+\sqrt{2})^{21} 1^{28} (1-\sqrt{2})^{27} (1-\sqrt{6})^{21} (-2)^{64}$ |
| Automorphism group: | $G_{2}(2)\cong PSU(3,3):2$ |
| Distance-transitive: | No |
| Primitive |