Original source: https://www.nrlmry.navy.mil/tcdat/tc17/WPAC/91W.INVEST/trackfile.txt, recovered at: 2017-10-12 1845Z

91W INVEST 171012 1200   6.5N  147.0E WPAC   15  1008
91W INVEST 171012 0600   6.5N  147.4E WPAC   15  1008
91W INVEST 171012 0000   6.5N  147.8E WPAC   15  1010
91W INVEST 171011 1800   6.5N  148.3E WPAC   15  1010