Segara Wedi* is a post-caldera cone located in the Tengger Caldera, East-Java, Indonesia. The cone is likely extinct, and is located immidiately S/SW of the active cone of Bromo. Segera Wedi last erupted in 0330 ± 50 years, according to radiocarbon (uncorrected) information made available at the Global Volcanism Program.
*The crater is sometimes also referred to as Segera Wedi Lor/Segera Wedi Kidul. I`ve not been able to establish what is the official name for the crater, however `Segara Wedi` seem to be the most used.
Read more about the Tengger Caldera at the Global Volcanism Program