It was detonated on October 30, 1961, in the Novaya Zemlya archipelago, and was capable of approximately 100 megatons, but was purposely reduced shortly before the launch.
Ia diledakkan pada 30 Oktober 1961 di Kepulauan Novaya Zemlya dan mampu mendekati 100 megaton, tetapi sengaja dikurangi sesaat sebelum diluncurkan.