N959MK - Oppenheim Martha K GT400 Aircraft Registration

OPPENHEIM MARTHA K GT400

Aircraft Description

N959MK is a Oppenheim Martha K GT400, a single-engine two-cycle piston aircraft registered to Delgado Ruben E in San Antonio, TX. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on December 18, 2007. The registration certificate was issued on March 28, 2023. The registration is set to expire on March 31, 2030. Powered by a Rotax 447 engine producing 40 horsepower, N959MK is. The aircraft's Mode S transponder code is AD5733 (hex), used for ADS-B identification and flight tracking. The FAA registry record for N959MK was last updated on March 28, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

Oppenheim Martha K is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 Oppenheim Martha K aircraft currently registered in the FAA database, including the GT400 model.

AviatorDB has found no NTSB accident or incident reports involving N959MK. 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
Manufacturer
OPPENHEIM MARTHA K
Model
GT400
Type Aircraft
Fixed Wing Single Engine
Weight Class
Up to 12,500 lbs
Airworthiness Date
December 18, 2007
Classification
Experimental 8 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
March 28, 2023

Registered Owner

Name
DELGADO RUBEN E
Address
9912 S FOSTER RD
City
SAN ANTONIO
State / Zip Code
Texas78223-4450
Country
United States

Powerplant & Avionics

Engine Type
2-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
447
Horsepower
40 HP
Mode S Code (Oct)
53253463
Mode S Code (Hex)
AD5733

Additional Details

Registration
N959MK
Serial Number
GT2801348
Number of Engines
1
Number of Seats
1
Expiration Date
March 31, 2030
Last Action Date
March 28, 2023
Last Update Date
January 19, 2026
Unique ID
00416089

Data Source

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

Last updated: 2026-04-01 01:32:20 UTC