N58015 - William Bernard Buttercup Aircraft Registration

FK9

WILLIAM BERNARD BUTTERCUP

Aircraft Description

N58015 is a William Bernard BUTTERCUP, a single-engine reciprocating (piston) aircraft registered to Bernard William R in Springfield, IL. The registration certificate was issued on May 9, 2019. The registration is set to expire on May 31, 2029. The aircraft is configured with 2 seats. The aircraft's Mode S transponder code is A77881 (hex), used for ADS-B identification and flight tracking. N58015 was last tracked by AviatorDB at coordinates 39.8441, -89.6779 on April 10, 2025. The FAA registry record for N58015 was last updated on August 4, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

William Bernard is an aircraft manufacturer with aircraft registered in the FAA database tracked by AviatorDB. AviatorDB tracks 1 William Bernard aircraft currently registered in the FAA database, including the BUTTERCUP model.

AviatorDB has found no NTSB accident or incident reports involving N58015. 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
WILLIAM BERNARD
Model
BUTTERCUP
Type Aircraft
Fixed Wing Single Engine
ICAO Type Code
FK9FK-9 Mk.IV
Weight Class
Up to 12,500 lbs
Airworthiness Date
Classification
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
May 9, 2019

Registered Owner

Name
BERNARD WILLIAM R
Address
617 CATSKILL DR
City
SPRINGFIELD
State / Zip Code
Illinois62711-6417
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
1
Mode S Code (Oct)
51674201
Mode S Code (Hex)
A77881

Additional Details

Registration
N58015
Serial Number
251
Number of Engines
1
Number of Seats
2
Expiration Date
May 31, 2029
Last Action Date
August 4, 2023
Last Update Date
January 19, 2026
Unique ID
01295868

Last Known Position

Date
April 10, 2025 (UTC 15:39:01)
Airport
Latitude
39.844101
Longitude
-89.677902

Data Source

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

Last updated: 2026-05-01 01:32:20 UTC