{"as_of":"2026-10-07","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":11,"name":"Avian Balloon FALCON II","note":"","unit":"registered","url":"https://eflight.com/models/avian-balloon/falcon-ii#airworthiness"},{"count":20,"name":"Avian Balloon SKYHAWK","note":"","unit":"registered","url":"https://eflight.com/models/avian-balloon/skyhawk#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Other and general","note":"","unit":"","url":"https://eflight.com/systems/other"}],"relation":"about"},{"group":"More","items":[{"count":null,"name":"Every FAA order","note":"","unit":"","url":"https://eflight.com/directives"},{"count":null,"name":"Every aircraft system","note":"","unit":"","url":"https://eflight.com/systems"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"effective":"1984-07-31","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/B46FFE8D14714D4986256A4E00513FF4.0001","id":"84-15-01","kind":"AD","name":"Airworthiness directive 84-15-01","published":"","subject":"Placard -Tethered Flight","system":"other","type":"directive","url":"https://eflight.com/directives/84-15-01"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}