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LAX84LA216 · Burkhart Grob G102 ASTIR CS G102 ASTIR

10 Mar 1984 · Marana, AZ, United States

Burkhart Grob G102 ASTIR CS G102 ASTIR · Accident: in flight collision with terrain/water while maneuvering

From El Tiro Gliderport (AZ67) to an unrecorded destination

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Event

NTSB case
LAX84LA216
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
0 · all aircraft and ground
Ground fatalities
0
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
General aviation
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Visual Meteorological Cond

Burkhart Grob G102 ASTIR CS G102 ASTIR

Aircraft type
Grob G102
Category
Glider
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N128SS
Operator
Loring K Green · private individual
Onboard fatalities
Unknown
Route
From El Tiro Gliderport (AZ67), Marana, AZTo not recorded
Aircraft age
Not recorded
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 91: General Aviation
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
Maneuvering
First occurrenceThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
In flight collision with terrain/water
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Substantial

Cause areas

  • Pilot in command › Altitude, not maintained
  • Pilot in command › In-flight planning/decision, improper

Approximate · Estimated position: the centre of Marana, AZ, the place the record names. Not the accident site.

NTSB narrative

THE PLT INITIALLY LINED UP FOR A STRAIGHT-IN APPROACH TO LAND, BUT ON FINAL APPROACH, HE DECIDED TO MAKE A 360 DEG TURN TO LAND IN FRONT OF SPECTATORS WHO WERE ALONG THE BEGINNING OF THE AIRSTRIP. AS HE WAS COMPLETING THE TURN TO LAND, THE LEFT WING CONTACTED THE GROUND & THE GLIDER CRASHED.

Verbatim NTSB analysis from the NTSB dataset

Sources

NTSB record LAX84LA216
Event ID
20001214X39067
Case number
LAX84LA216
Dataset
historical-pre2008
Source SHA-256
89e2df6d848e7ab3b42e7d7c7a03ff403303057a26ca04c95b3ea67201c3ce74
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: b79f065142550680cea82a2cb1e4cb2a9aa3d52fe35dbca2c34628ec27677318; retrieved 2026-09-22T02:21:23.316Z.