https://www.teslarati.com/spacex-starship-raptor-installed/boca-chica-starhopper-testing-031819-nasaspaceflight-bocachicagal-2-crop-c/
Boca Chica Starhopper testing 031819 (NASASpaceflight - bocachicagal) 2 crop (c) - TESLARATI
Mar 19, 2019 - Starhopper conducts a propellant tank pressure regulation test on March 18th. (NASASpaceflight - bocachicagal)
boca chicastarhoppertesting