{"as_of":"2026-10-28","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Engines","items":[{"count":1,"name":"Wsk-Pzl ASZ-621R-16","note":"967 hp","unit":"of these aircraft","url":"https://eflight.com/engines/wsk-pzl-asz-621r-16"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":4,"name":"Virginia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/VA"},{"count":2,"name":"Washington","note":"","unit":"of these aircraft","url":"https://eflight.com/states/WA"},{"count":2,"name":"Florida","note":"","unit":"of these aircraft","url":"https://eflight.com/states/FL"},{"count":1,"name":"New York","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NY"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":4,"name":"Tsi Holdco INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/tsi-holdco-inc"},{"count":2,"name":"Wartime History Museum INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/wartime-history-museum-inc"}],"relation":"owned by"},{"group":"Analytics","items":[{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"},{"count":null,"name":"Accidents by model and by maker","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"id":"polikarpov","name":"Polikarpov","registered":9,"type":"maker","url":"https://eflight.com/makers/polikarpov"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}