Boom’s Overture supersonic airliner
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Boom Supersonic has rolled out its XB-1 technology demonstrator –
a testbed for technology that will eventually lead to a full-scale supersonic airliner that is both fuel-efficient and cost-effective
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XB-1 demonstrator

Crew: Two (pilot, flight-test engineer) 
Length: 21m 
Wingspan: 5.2m 
Max cruise speed: Mach 2.2 (2,715km/h) 
Range: 1,852km
Rate of climb: 50.8 m/sec
Ceiling: 18,288m
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Boom Overture supersonic airliner

Powerplant: Three General Electric J85-21 jet engines, non-afterburning. Will use first carbon-neutral jet fuel from Prometheus Fuels

Fuselage: Carbon-fibre composite material systems can handle high temperatures

Powerplant: Three fuel efficient turbofans. Agreement announced with Rolls-Royce

Length: 46m
Max cruise speed: Mach 2.2 
Range: 8,330km nonstop
Capacity: 55 seats

Round-trip transatlantic fare: About $5,000 – similar to today’s business class
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TRAVEL TIMES 
Claimed by Boom
Normal passenger flight

New York-London 3hrs 15min / 7 hours
Sydney-Los Angeles 6hrs 45min / 15 hours
Tokyo-San Francisco 5hrs 30min / 11 hours
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Sources: Bloomberg, Boom Supersonic, Biomass Picture: Boom Supersonic © GRAPHIC NEWS