E-Flight S10 E
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.

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

Stemme S10 E

Preparations for the Charles Lindbergh Anniversary Flight 2026
Preparations for the Charles Lindbergh Anniversary Flight 2026
Klaus set all his existing world records in the FAI Class C1B category for electric aeroplanes weighing up to 1,000 kg with this aeroplane
Klaus set all his existing world records in the FAI Class C1B category for electric aeroplanes weighing up to 1,000 kg with this aeroplane
Klaus set all his existing world records in the FAI Class C1A category for electric aeroplanes weighing up to 500 kg with this aeroplane
Klaus set all his existing world records in the FAI Class C1A category for electric aeroplanes weighing up to 500 kg with this aeroplane
The aeroplane in which Klaus set his absolute world distance records in gliding.
The aeroplane in which Klaus set his absolute world distance records in gliding.
With this aeroplane, Klaus made extreme Alpine flying accessible to generations of pilots.
With this aeroplane, Klaus made extreme Alpine flying accessible to generations of pilots.
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

15Lindbergh Foundation
The Flight That Changed the World
Interview with Stefan Langer during Aero 2026
18-100Years
17Timeline
Rückblick

Past Missions

SouthTRAC – Soaring for Climate Science
Conquering Courchevel: The Ultimate High-Stakes Glider Stunt
Mission Everest: The Silent Conquest
Technik

Planes

Pioneering Zero-Emission Aviation
Heavy Metal in the Waves: The Myth of the Yellow Calif
The Dawn of Independence: Klaus and the DG-400
Where Legend Meets Innovation: Klaus Ohlmann and the S10-VT
eGenius: Smashed World Records, Bypassed Red Tape, and Formed Our Project’s DNA
Team

Team

The Pilot
02Team