def METHOD_NAME(self):
    self.filter_ac()
    bbox = self.compute_bbox_list()
    # request surounding aircraft to opensky-network
    self.intruder_list = {}
    for bb in bbox:
        states = self._opensky.get_states(bbox=bb)
        if states is not None:
            for s in states.states:
                self.intruder_list[s.callsign] = s