Original source: https://www.nrlmry.navy.mil/tcdat/tc17/WPAC/91W.INVEST/trackfile.txt, recovered at: 2017-08-13 0045Z

91W INVEST 170812 1800   8.0N  146.0E WPAC   15  1010
91W INVEST 170812 1200   8.0N  146.6E WPAC   15  1010
91W INVEST 170812 0600   8.0N  147.3E WPAC   15  1010