ɪn sˈɜːvɪs ʃiː ænd hɜː sˈɪstɚ pɹˈuːvd təbi mˈoːɹ ˌiːkənˈɑːmɪkəl ðɐn fˈɜːst θˈɔːt wɪð ɐn ˈɛstᵻmˌeɪɾᵻd ɹˈeɪndʒ ʌv æt tˈɛn nˈɑːts.
In service she and her sister proved to be more economical than first thought with an estimated range of  at 10 knots.