DELTA QUADRANT LLC· ICAO24 a8647f· last seen Jul 2026

N64SN is a Marenco Swisshelicopter SKYe SH09 operated by DELTA QUADRANT LLC. SkyMeter has tracked 20 flights totalling 16 hours of airtime via ADS-B. The most frequent segment is KOMA to KOMA. Service window in our records spans 424 days. Of those flights, 2 (10.0%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Marenco Swisshelicopter SKYe SH09 has a maximum takeoff weight of 5,952 lb, light wake category.

About the Marenco Swisshelicopter SKYe SH09

The Marenco Swisshelicopter SKYe SH09 represents Switzerland's ambitious entry into the competitive light single-engine turbine helicopter market. Developed by Marenco Swisshelicopter and first flown in 2014, the SH09 was designed from a clean sheet to compete with established types like the Airbus H125 and Bell 407, emphasizing modern composite construction, advanced avionics, and exceptional high-altitude performance. The aircraft features a Honeywell HTS900 turboshaft engine and a five-bladed main rotor system optimized for hot-and-high operations, making it particularly suited for mountain rescue, utility work, and executive transport in challenging environments.

Swiss engineering priorities are evident throughout the design, with particular attention paid to crashworthiness, low vibration levels, and ease of maintenance. The SH09 achieved EASA certification in 2018 after an extended development program that saw the company navigate financial restructuring and ownership changes. While production numbers remain modest compared to legacy competitors, the type has found a niche among operators who value its modern systems integration and performance envelope, particularly its ability to maintain full capability at elevations where older designs struggle.

The helicopter's maximum cruise speed of approximately 140 knots and useful load of around 3,300 pounds position it competitively in the light single class, though its relatively high acquisition cost has limited widespread adoption. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
20
all time
FLOWN HOURS
16
tracked time
📍
AIRPORTS VISITED
8
unique
📡
CALLSIGNS
1
8 routes
📅
SERVICE PERIOD
05/30/2025 → 07/28/2026
first → last
INCIDENT RATE
10.0%
2 flagged

Top routes

By flight count

6
3
1
1
1
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Marenco Swisshelicopter SKYe SH09

Engines
Single Rotorcraft
MTOW
5,952 lb
Wake category
L

Recent flights

Newest 10 operations of N64SN

10
07/28/2026
26m
No alerts
07/28/2026
25m
No alerts
06/12/2026
1h 26m
△ Low approach-stability score
03/25/2026
1h 6m
No alerts
09/25/2025
1h 40m
No alerts
08/21/2025
45m
No alerts
05/30/2025
40m
No alerts
05/30/2025
32m
No alerts
05/30/2025
23m
No alerts
05/30/2025
37m
No alerts
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