This graph has a complement with valency 496.
| Number of vertices: | $1024$ |
| Diameter: | $2$ |
| Intersection array: | $\{527,256;1,272\}$ |
| Spectrum: | $527^1 15^{527} (-17)^{496}$ |
| Automorphism group: | $2^{10}:\left(\mathrm{O}^+(10,2):2\right)$ |
| Distance-transitive: | Yes |
| Primitive |