Hadley's Octant, similar to Ptolemy's Satellite, is an Equipment item that heals 5,000 HP and has a cooldown of 120 seconds. Hadley's Octant can be obtained from Trading Points Exchanger in Seville City for 80,000 Trading Point Cards. Hadley's Octant can be obtained from the Item Mall for 3,600 IM Points. It can also be obtained from quests and from the Exploration Log.