Hybrid electric · Transatlantic · 2027

New York -
Paris.
100 years after.

An anniversary flight as a visible symbol of efficient, electrified aviation. 5,808 km. Hybrid-electric. Powered by eFuel.

2027
New York
Paris
5.808
≈ 32 h
240 L
KM
Flight time
EFUEL
Planes

Stemme S10 E

23 m
Wingspan
8,42 m
Fuselage length
6 L/h
Fuel consumption
180
km/h cruising speed

The motor glider, with a wingspan of 23 metres, combines gliding efficiency with a hybrid electric powertrain and an eFuel Range Extender for long-haul flights.

Main electric drive

Emrax 188 Generator, Emsiso L120 inverter, CAN-Bus-Monitoring

Aerodynamics

Elliptical spinner, seamless fuselage integration, reduced air resistance

eFuel-Concept

240 L total capacity — Standard 120 L + 120 L Auxiliary fuel tank for the record-breaking flight

Authorisation

Flight clearance / Certification process in preperation

Video

The project in progress

Timetable

Roadmap to 2027

2026 Q2

Projekt materials

Technical description Visual Material, Communication

2026 Q3

Technical Verification

Powertrain, battery system, range extender, safety

2026 Q4

Approval & Planning

Flight authorisation, Route planning, Risk management

2027

Anniversary flight

Communickation, Partner, Sponsoring, Event-Schedule

THE Pilot
KO

Klaus Ohlmann

Worldrecord hunter

Mehrfacher FAI-Weltrekordhalter in Segelflug und Elektroflug. Erfahrung in Ultralangstrecken-, Gebirgs- und Streckenflügen. Leitete eine wissenschaftliche Himalaya-Expedition mit der Stemme S10 VT.

FAI C-1b
2.004 km
200 km/h
Himalaya
Themen

Kategorien

100 Jahre

Lindberghflight 2027