MACHAMER JOHN K· ICAO24 a0ea0d· last seen Sep 2025

N158Y is a Dyn'Aéro MCR-01, a single-engine piston aircraft operated by MACHAMER JOHN K. SkyMeter has tracked 18 flights totalling 10 hours of airtime via ADS-B. The most frequent segment is S37 to KN94. Service window in our records spans 93 days. Of those flights, 2 (11.1%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion. The Dyn'Aéro MCR-01 has a maximum takeoff weight of 992 lb, light wake category.

About the Dyn'Aéro MCR-01

The Dyn'Aéro MCR-01 is a French-designed single-seat ultralight that emerged in the 1990s as one of Europe's most successful homebuilt aircraft. Built by Dyn'Aéro in Darois, France, the MCR-01 (Micro Course de Raid) was conceived as a fast, efficient cross-country machine for the ultralight category, featuring a distinctive low-wing configuration with a bubble canopy and retractable tricycle gear. Its composite construction and sleek aerodynamics deliver cruise speeds around 135 knots on just 80-100 horsepower from Rotax or Jabiru engines—remarkable performance for an aircraft with a maximum takeoff weight under 1,000 pounds.

The type found particular favor among European sport pilots and has been exported worldwide, with several variants including the tandem two-seat MCR-4S. While the MCR-01 remains relatively rare in North American skies compared to traditional ultralights, its efficient design and spirited handling have earned it a devoted following among builders seeking something more capable than typical ultralight trainers. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
18
all time
FLOWN HOURS
10
tracked time
📍
AIRPORTS VISITED
13
unique
📡
CALLSIGNS
1
9 routes
📅
SERVICE PERIOD
06/19/2025 → 09/20/2025
first → last
INCIDENT RATE
11.1%
2 flagged

Top routes

By flight count

3
S37 KN94
1
P98 KILG
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Dyn'Aéro MCR-01

Engines
Single Piston
Vref (approach)
55 kt
MTOW
992 lb
Wake category
L

Recent flights

Newest 9 operations of N158Y

9
09/20/2025
38m
No alerts
09/20/2025
19m
No alerts
09/20/2025
1h 6m
△ Unstable approach
09/13/2025
31m
No alerts
09/13/2025
33m
No alerts
06/22/2025
40m
No alerts
06/21/2025
9m
No alerts
06/21/2025
5m
No alerts
06/19/2025
43m
No alerts
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