The Indonesian Navy searched for 53 people on a missing submarine after it did not report rehearsal results.

Kri Nanggala-402 submarine conducted a torpedo exercise in the northern sea in Bali island today but did not report results according to the Planning and Naval spokesman Julius Widjono said in Jakarta.

"We are looking for 53 people in Bali offshore, 96 km from Bali," said Hadi Tjahjanto military commander in a text message.

Kri Nanggala-402 submarine of Indonesia.

Indonesia said they are asking Singapore and Australia to support searches.

Submarines are located in Germany in 1978, with a speed of 21.5 nautical miles / h.

Indonesia has operated a 12 submarine fleet to buy from the Soviet Union to patrol the sea around his vast archipelago.

Indonesia is working hard to upgrade national defense but some of the countries of the country have been old and have occurred deadly crashes related to military transport aircraft in recent years.