{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N9837L on the register today","note":"the tail number may have moved to another aircraft since","unit":"","url":"https://eflight.com/aircraft/N9837L"},{"count":20675,"name":"Cessna 172 Skyhawk","note":"the model family and its accident history","unit":"registered today","url":"https://eflight.com/models/cessna/172"},{"count":72684,"name":"Cessna","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/cessna"},{"count":96,"name":"Engine: Lycoming O-320-D2J","note":"as the NTSB recorded it","unit":"aircraft carry this series today","url":"https://eflight.com/engines/lycoming-o-320-d2j"}],"relation":"involved"},{"group":"Place","items":[{"count":null,"name":"Chicago Midway International","note":"nearest airport","unit":"","url":"https://eflight.com/airports/MDW"},{"count":null,"name":"South Bend International","note":"departed from","unit":"","url":"https://eflight.com/airports/SBN"},{"count":2117,"name":"Accidents and incidents in Illinois","note":"251 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=IL"},{"count":8050,"name":"Illinois","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IL"}],"relation":"at or near"},{"group":"Record","items":[{"count":1,"name":"Other NTSB records under N9837L","note":"the number may have belonged to another aircraft at the time","unit":"records","url":"https://eflight.com/accidents/GAA19CA558#others"}],"relation":"related to"},{"group":"Analytics","items":[{"count":null,"name":"Accidents over time since 1982","note":"","unit":"","url":"https://eflight.com/analytics/accidents-over-time"},{"count":null,"name":"Accidents by phase of flight, weather and hour","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-phase"},{"count":null,"name":"The accident map","note":"","unit":"","url":"https://eflight.com/analytics/accident-map"}],"relation":"counted in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"city":"Chicago","date":"2019-08-09","fatalities":0,"id":"GAA19CA558","name":"Cessna 172 accident near Chicago, Illinois, August 9, 2019","state":"IL","type":"ACC","url":"https://eflight.com/accidents/GAA19CA558"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}