Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Maker · data as of September 25, 2026

Koester William A

1 aircraft on the U.S. register. The most recent registration was August 28, 2020.

Models

SPORT 2-S1

States

Ohio1

Registrations by year

0001112020

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N2561E Koester William A
SPORT 2-S
Fixed-wing, single engine Individual owner
Ohio
Experimental 2020-08-28 Valid