Remember the Titan submersible? Stockton Rush, founder and owner of the underwater tourism company OceanGate, took himself, a Titanic expert, and three tourists on a trip down to

Guillermo Sohnlein, the OceanGate co-founder, will testify before the US Coast Guard in relation to the Titan submersible tragedy.

A former OceanGate contractor said that the company used a partially manual system to track the submersible.They would first transcribe the details into a notebook and then transfer it to Excel, she said.

As more details about the OceanGate Titan submersible incident surface, the ill-fated watercraft’s wreck is shown in a new video. The nearly two-minute video shows the wreck of the imploded OceanGate Titan submersible,

A former OceanGate contractor revealed that the Titan submersible used a hand-typed Excel spreadsheet for navigation, which caused delays and raised safety concerns before its implosion during a Titanic expedition.

A hearing into OceanGate’s Titan sub, which imploded during an expedition to the wreck of the Titanic last year, revealed that its navigation system allegedly relied on team members manually inputting the coordinate data into a spreadsheet in order to track the vessel.