N411AG - 2014 Autogyro Gmbh Calidus Aircraft Registration

SPHA

2014 AUTOGYRO GMBH CALIDUS

Aircraft Description

N411AG is a 2014 Autogyro Gmbh CALIDUS, a single-engine four-cycle piston aircraft registered to Klahr Richard A in Boyertown, PA. This aircraft holds a experimental airworthiness certificate issued by the Federal Aviation Administration on February 10, 2015. The registration certificate was issued on October 21, 2016. The registration is set to expire on October 31, 2029. Powered by a Rotax 914ULS engine producing 115 horsepower, N411AG is. The aircraft's Mode S transponder code is A4D7DE (hex), used for ADS-B identification and flight tracking. N411AG was last tracked by AviatorDB at coordinates 40.2396, -75.5567 on July 5, 2025. The FAA registry record for N411AG was last updated on September 9, 2023. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The SparrowHawk, a revolutionary two-seat gyroplane that transformed autogyro safety through its centerline-thrust design, was first introduced in 2003. This aluminum-framed aircraft with fiberglass cabin featured a four-stroke Subaru engine and could reach speeds of 120 knots with a range of 510 nautical miles. Measuring 2,200 pounds maximum takeoff weight, it seated two occupants in adjustable positions. The aircraft was manufactured by American Autogyro, a subsidiary of Groen Brothers Aviation. AviatorDB tracks 7 Autogyro Gmbh aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is SPHA.

AviatorDB has found no NTSB accident or incident reports involving N411AG. 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
2014
Manufacturer
AUTOGYRO GMBH
Model
CALIDUS
Type Aircraft
Gyroplane
ICAO Type Code
SPHASparrowHawk
Weight Class
Up to 12,500 lbs
Airworthiness Date
February 10, 2015
Classification
Experimental 3 Category
Type Registration
Individual
Status
Valid Registration
Cert Issue Date
October 21, 2016

Registered Owner

Name
KLAHR RICHARD A
Address
197 MOUNTAIN MARY RD
City
BOYERTOWN
State / Zip Code
Pennsylvania19512-7820
Country
United States

Powerplant & Avionics

Engine Type
4-cycle
Number of Engines
1
Engine Manufacturer
ROTAX
Engine Model
914ULS
Horsepower
115 HP
Mode S Code (Oct)
51153736
Mode S Code (Hex)
A4D7DE

Additional Details

Registration
N411AG
Serial Number
C00358
Number of Engines
1
Number of Seats
2
Expiration Date
October 31, 2029
Last Action Date
September 9, 2023
Last Update Date
September 9, 2023
Unique ID
01170482

Last Known Position

Date
April 14, 2026 (UTC 17:48:12)
Airport
Latitude
40.306824
Longitude
-75.49054

Data Source

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

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