N997YT - 2005 Osvald Mark S Challenger II Aircraft Registration

2005 OSVALD MARK S CHALLENGER II

Aircraft Description

N997YT is a 2005 Osvald Mark S CHALLENGER II, a single-engine reciprocating (piston) aircraft registered to Greninger Ken E in Montrose, CO. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on July 10, 2005. The registration certificate was issued on June 19, 2007. The registration is set to expire on September 30, 2027. Powered by a Bombardier ROTAX (ALL) engine, N997YT is. The aircraft's Mode S transponder code is ADEEDC (hex), used for ADS-B identification and flight tracking. The FAA registry record for N997YT was last updated on March 17, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Osvald Mark S is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Osvald Mark S aircraft currently registered in the FAA database, including the CHALLENGER II model.

AviatorDB has found no NTSB accident or incident reports involving N997YT. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
2005
Manufacturer
OSVALD MARK S
Model
CHALLENGER II
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
July 10, 2005
Classification
Experimental 2 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
June 19, 2007

Registered Owner

Name
GRENINGER KEN E
Address
61900 GRAND VIEW CT
City
MONTROSE
State / Zip Code
Colorado81401-8319
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Engine Manufacturer
BOMBARDIER
Engine Model
ROTAX (ALL)
Mode S Code (Oct)
53367334
Mode S Code (Hex)
ADEEDC

Additional Details

Registration
N997YT
Serial Number
CH2-0899-1895
Number of Engines
1
Number of Seats
2
Expiration Date
September 30, 2027
Last Action Date
March 17, 2023
Last Update Date
January 19, 2026
Unique ID
00184809

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-06-15 01:32:20 UTC