NTSB CAROL · Event
Event DEN87LA073
Registry · N6550U
FAA Aircraft Registry record.
Make / Model
MOONEY M20C
Year of manufacture
1963 · 24 years old at event
Engine
LYCOMING O&VO-360 SER (180 hp)
Seats / Engines
4 seats · 1 engine
Last airworthiness date
19890908
ADS-B equipped
Yes — Mode-S A8A1B8
Registrant of record
GEORGE LADELLE L
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Factual narrative
A CFI AND A DUAL STUDENT WERE MAKING PRACTICE LANDINGS. ON THE SIXTH LANDING, THE STUDENT FAILED TO LOWER THE LANDING GEAR. THE CFI DID NOT NOTICE THAT THE ACFT DID NOT HAVE LANDING GEAR EXTENDED. THE ACFT LANDED WITH GEAR FULLY RETRACTED. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1987_DEN87LA073.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
Beyond the agency record
Search this event elsewhere.
Pre-filled searches into the sources where news + community discussion of aviation events lives. External sources are reported, not agency. Treat them as signal that something happened, not as fact about what happened.
Entity-clustered aviation events in the press — last 24 hr + 30-day archive.
Official agency record + docket.
Investigative docket: factual reports, photos, transcripts.
Long-running aviation incident database (Flight Safety Foundation).
Community NTSB synthesis blog — often has photos and witness reports.
Gold-standard aviation incident blog.
Aviation industry news search.
GA pilot forum — informed but rumor-prone.
GA pilot subreddit search.
Tail-number page — flight history (free tier limited).
AOPA Air Safety Institute search.
Mainstream press coverage. Recent events only.
Privacy-preserving news search.
External links open in a new tab. We don't ingest their content; we deep-link search queries.