Tactical sensors were sensors associated with a starship's weapons systems. In 2151, Hoshi Sato discovered tactical sensors aboard the IKS Somraw. (ENT: "Sleeping Dogs") In 2367, Worf reported that the USS Enterprise-D's tactical sensor readings were indeterminate as to the cause of the ship being pulled through space, although all on-board sensors were operating properly. (TNG: "The Loss" )