On 10 February 1964, "Voyager" was performing trials off Jervis Bay, under the command of Captain Duncan Stevens, following the Williamstown refit. The aircraft carrier , under the command of Captain John Robertson, was also undergoing post-refit trials off Jervis Bay. The trials involved interactions between both ships, and when "Melbourne" performed night flying exercises that evening, "Voyager" acted as the carrier's plane guard escort. This required "Voyager" to maintain a position 20° off "Melbourne"s port quarter at a distance from the carrier of .