Not to crash on your parade but YS gave us a list of the names of the ships in the sector.
Renown Class Battle Cruisers (4)
UPS Repulse, UPS Resolute, UPS Revenge, UPS Royal Sovereign
O Class Destroyers (10)
UPS Oracle, UPS Occult, UPS Opportune, UPS Oberon, UPS Odin, UPS Oxley, UPS Otus, UPS Osiris, UPS Orpheus, UPS Orion
Of the 11 Rangers - 6 are assigned to fleets and 5 are running screening operations.