NTSB CAROL · Event
Event ANC11WA015
Aircraft involved
Factual narrative
On January 21, 2011, about 0049 universal coordinated time, two Cessna 172 airplanes, Korean registered HL1080 and HL1127, operated by the Korea Aerospace University and Hanseo University respectively, sustained substantial damage following a midair collision and subsequent impact with terrain. The two solo student pilots operating the airplanes were fatally injured. Visual meteorological conditions prevailed at the time of the accident. This accident investigation is under the jurisdiction of the Aviation and Railway Accident Investigation Board, Republic of Korea. Any further information pertaining to this accident may be obtained from: Aviation and Railway Accident Investigation Board Ministry of Land, Transport and Maritime Affairs 281, Gonghang-Dong Gangseo-gu, Seoul, 157-815 Republic of Korea Tel.: (82) 2 6096-1030 (82) 2 6096-1000 (24 hours) E-mail: [email protected] Fax: (82) 2 6096-1031 AFTN: RKSLYLYX Website: http://www.araib.go.kr Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_2011_ANC11WA015.txt.
Findings + structured fields enriched from FAA avall.mdb.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type or causal vocabulary (midair collision). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- Embry-Riddle Scholarly Commons 2024 · Journal article (IJAAA)
Airspace Saturation and Midair Collision Risk: A Case Study at a Class D Airport
Near midair collisions are precursor events to actual collisions and may be an indicator of risk. While previous studies have used reports of near midair collisions to relate factors such as airspace …
- NASA NTRS 2023 · Presentation
The Viability of See-and-Avoid for Midair Collision Avoidance for Urban Air Mobility (UAM)
Urban Air Mobility (UAM) is an emerging aviation concept that could supplement today’s ground and air transportation systems.
- NASA NTRS 2023 · Presentation
The Viability of See-and-Avoid for Midair Collision Avoidance for UAM
Urban Air Mobility (UAM) is an emerging aviation concept that could supplement today’s ground and air transportation systems.
- NASA NTRS 2019 · Other - Patent
Apparatus for aiding a pilot in avoiding a midair collision between aircraft
An apparatus for aiding a pilot in avoiding a midair collision between aircraft is described. A protected aircraft carries a transmitter, a transponder, a receiver, and a data processor; and an intrud…
- Embry-Riddle Scholarly Commons 2018 · Journal article (IJAAA)
Evaluating Small UAS Near Midair Collision Risk Using AeroScope and ADS-B
As small unmanned aircraft systems (sUAS) continue to proliferate in the National Airspace System (NAS), near midair collisions are becoming more common.
- NASA NTRS 2011 · Reprint (Version printed in journal)
Midair collisions - The accidents, the systems, and the Realpolitik
Two midair collisions occurring in 1978 are described, and the air traffic control system and procedures in use at the time, human factors implications and political consequences of the accidents are …
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