The Arc Raiders "On The Map" quest takes place entirely in Spaceport, and will have you triangulating a location by going all over the map. Here's the full "On The Map" Arc Raiders quest walkthrough and exactly where you need to go for each objective. 'On The Map' quest steps in Arc RaidersThere are five steps to "On The Map":Head to where the Fuel Lines snapped, and transmit your location. Go to the very middle of the long pipes, directly underneath the words "Fuel Lines" on the in-game map, and you'll spy a prompt to triangulate position. Unfortunately, it's not exactly close to the Fuel Lines; you have about a 500m trek to get there, northeast of the Launch Towers and right next to Rocket Assembly.