Registration lookup

C-GWDU — 2021 DONALD CHISHOLM Chizm Special 1

C-GWDU is an amateur-built 2021 DONALD CHISHOLM Chizm Special 1 based in Greenbank (CNP8), Ontario, listed on the Transport Canada Civil Aircraft Register (serial 1).

2021
Year
Experimental / homebuilt
Category
Ontario
Based
1
Of this type in Canada

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The aircraft

Year built2021 · 5 years old
Airframe typeAeroplane
Engine typePiston
Engines1
Max take-off weight771 kg · 1,700 lb

Where it's based

BasedGreenbank (CNP8), Ontario
Transport Canada officeToronto

Identity

Serial number1
Built inCanada
ICAO 24-bit addressC07F23

Registration

Registration typePrivate
AirworthinessSpecial Certificate of Airworthiness Amateur Built
Basis of registrationCAR Standard 549 - Amateur Built Aircraft
Registered since21 March 2022

Where C-GWDU is, and how to track it

C-GWDU transmits ADS-B under the 24-bit address C07F23, which the trackers below use to find it. What the address is.

The owner of record and the certificate history are on Transport Canada's own lookup: see C-GWDU on the Transport Canada register →

How rare is C-GWDU?

The DONALD CHISHOLM CHIZM SPECIAL 1 is very rare in Canada. There are 1 on the register.

Not for sale right now

C-GWDU isn't for sale on MarketPlane. Leave your email and we'll send you one message if it ever is. No account needed.

Reported occurrences

Transport Canada has 4 reports on file mentioning C-GWDU (1997–2009). None of them records damage to the aircraft. Reports are filed for bird strikes, air-traffic events and equipment issues whether or not anything was harmed, so entries here are routine.

Transport Canada describes CADORS entries as preliminary and unsubstantiated, and subject to change. Reports reach the system when somebody files one, so a clean record doesn't prove an aircraft has never been damaged. It doesn't replace a title search, an AD check, a pre-purchase inspection or the logbooks. Source: Transport Canada, Civil Aviation Daily Occurrence Reporting System (CADORS), under the Open Government Licence – Canada.

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Canadian Civil Aircraft Register, current to September 29, 2026. Aircraft data reproduced and distributed with the permission of the Government of Canada. MarketPlane.ca is not affiliated with Transport Canada.