Mid Size Passenger Jets
Embraer E190-E2
ICAO: E290
Overview
The Lockheed L-1011 TriStar 500 was a shorter-range and shorter-fuselage variant of the TriStar widebody. Designed for medium and long-haul routes, it combined advanced systems with a trijet configuration. The aircraft entered service in the late 1970s.
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Specifications
Units
- Engine
- 3 × Rolls-Royce RB.211-524B
- Engine type
- Turbofan
- Thrust
- 3 × 50,000 lbf · 222 kN
- Avionics
- —
- Wing tips
- No winglets
- Seats
- 246 economy · 253 business · 234 first
- Crew
- —
- Cabin width
- 19 ft 0 in · 5.80 m
- Cabin height
- 7 ft 10 in · 2.40 m
- Cabin length
- 135 ft 10 in · 41.40 m
- Exterior length
- 164 ft 2 in · 50.05 m
- Tail height
- 55 ft 1 in · 16.80 m
- Fuselage diameter
- 19 ft 8 in · 6.00 m
- Wing span
- 164 ft 4 in · 50.10 m
- Baggage volume
- 14,832 ft³ · 420.0 m³
- Gross weight
- —
- Empty weight
- —
- Max takeoff weight
- 510,000 lb · 231,500 kg
- Max landing weight
- —
- Max payload
- 92,500 lb · 42,000 kg
- Fuel capacity
- 31,650 gal · 119,800 L · 95,800 kg (Jet A)
- Max cruise speed
- 525 kt · 604 mph · 972 km/h
- Maximum speed
- —
- Cruise speed
- —
- Approach speed
- —
- Range
- 5,349 nm · 6,160 mi · 9,910 km
- Fuel burn
- 0.12 nm/gal · 0.06 km/L
- Ceiling
- 43,000 ft · 13,100 m
- Rate of climb
- 2,820 ft/min · 14 m/s
- Takeoff distance
- 7,950 ft · 2,430 m
- Landing distance
- 5,700 ft · 1,730 m
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Operational Context
Lockheed L-1011 TriStar 500 — widebody trijet airliner
The TriStar 500 first flew in 1978 as a shortened derivative of earlier L-1011 models. It featured a reduced fuselage length to improve range efficiency on certain routes. The aircraft retained the three-engine configuration with one engine mounted in the tail.
Powered by three Rolls-Royce RB211 turbofan engines producing approximately 42,000 pounds of thrust (187 kN) each, the TriStar 500 cruised at around 520 knots (960 km/h). Maximum takeoff weight was roughly 510,000 pounds (231,300 kg). Passenger capacity typically ranged from 200 to 230.
The TriStar family was known for advanced avionics and passenger comfort. Although production numbers were limited compared with competitors, the aircraft achieved a strong safety record. The 500 variant offered airlines flexibility on medium-density long-haul routes.
Sources and references used for research and fact-checking.