| Number of vertices: | $1009$ |
| Diameter: | $2$ |
| Intersection array: | $\{504,252;1,252\}$ |
| Spectrum: | $504^1 \left(\frac{-1+\sqrt{1009}}{2}\right)^{504} \left(\frac{-1-\sqrt{1009}}{2}\right)^{504}$ |
| Automorphism group: | $1009:504$ |
| Distance-transitive: | Yes |
| Primitive |