This graph is the complement of the Johnson graph $\mathrm{J}(43,2)$.
| Number of vertices: | $903$ |
| Diameter: | $2$ |
| Intersection array: | $\{820,78;1,780\}$ |
| Spectrum: | $820^1 1^{860} (-40)^{42}$ |
| Automorphism group: | $\mathrm{S}_{43}$ |
| Distance-transitive: | Yes |
| Primitive |