Casualties unknown

Collision Between Two PA-38-112 Airplanes During Formation Flight (N2409K)

Florence, AL, US

On July 1, 1990, a Piper PA-38-112 (registration N2409K) was involved in an aviation accident near Florence, AL. Investigators recorded the probable cause as: FAILURE OF THE PILOT-IN-COMMAND OF N2409K TO MAINTAIN SAFE SEPARATION FROM N2437K DURING UNAUTHORIZED FORMATION MANEUVERING. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

Two PA-38-112 airplanes collided in flight while flying in formation, which was prohibited by their flight school. The trailing airplane struck the leading airplane from the rear right side.

Incident Overview

On an unspecified date, two Piper PA-38-112 airplanes, registered as N2409K and N2437K, were involved in a midair collision while flying in formation. The pilots had each filed separate VFR cross-country flight plans and made an intermediate stop at an airport away from their home base. After departing, the two airplanes joined up and began flying in formation.

Witness and Evidence

According to a witness, the trailing airplane (N2409K) collided with the leading airplane (N2437K) from the rear while maneuvering. Examination of the wreckage revealed impact, paint, and rubber transfer marks indicating that N2409K struck N2437K from the rear on the right side.

Pilot Background

The pilots-in-command of both airplanes had logged approximately 118 hours each prior to the accident and had received their pilot certificates the month before. All individuals on board, including the pilots and pilot-rated passengers, were Spanish citizens.

Flight School Policy

The flight school from which the pilots were enrolled expressly prohibited formation flying of any type. The pilots' decision to fly in formation was in direct violation of this policy.

No probable cause was stated in the official investigation source.

Frequently asked questions

What happened in the 1 Jul 1990 Piper PA-38-112 accident near Florence, AL?

Two PA-38-112 airplanes collided in flight while flying in formation, which was prohibited by their flight school. The trailing airplane struck the leading airplane from the rear right side.

What aircraft was involved and where did it happen?

The accident on 1 Jul 1990 involved a Piper PA-38-112, registration N2409K, at Florence, AL.

What was the probable cause of the accident?

FAILURE OF THE PILOT-IN-COMMAND OF N2409K TO MAINTAIN SAFE SEPARATION FROM N2437K DURING UNAUTHORIZED FORMATION MANEUVERING. OVERCONFIDENCE IN PERSONAL ABILITY AND THE EXECUTIVE OF UNAUTHORIZED FORMATION FLIGHT ON THE PART OF BOTH PILOTS-IN-COMMAND WERE FACTORS IN THE ACCIDENT. THE LACK OF TOTAL EXPERIENCE OF BOTH…

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001212X23591. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.