<page_title> List of nuclear weapons tests </page_title> <section_title> Most powerful tests </section_title> <table> <cell> parachute air drop <col_header> Deployment </col_header> </cell> <cell> missile warhead <col_header> Deployment </col_header> </cell> <cell> October 20, 1961 <col_header> Date (GMT) </col_header> </cell> <cell> high alt rocket <col_header> Deployment </col_header> </cell> <cell> Novaya Zemlya <col_header> Test Site </col_header> </cell> <cell> 121 Raduga <col_header> Name or Number </col_header> </cell> </table>
Raduga #121 was one of the nuclear weapons tests held on October 20, 1961, at Novaya Zemlya, with a rocket launch.