At Skydive Spaceland-San Marcos we fly a Cessna Supervan 900 and often a DeHavilland Super Twin Otter.
Following is some information on each type of aircraft, as well as the King Air A90 we sometimes use as backup.
We also lease, buy, and sell aircraft (for more information: email Steve Boyd or call him at 281-369-3337).
DeHavilland Super Twin Otter
Crew: One pilot- Capacity: Skydiving configuration: One pilot and up to 23 skydivers. With seats, 19 passengers plus 1 or 2 pilots and possibly a flight attendant.
- Dimensions:
- Length: 51 ft 9 in (15.77 m)
- Wingspan: 65 ft (19.8 m)
- Height: 19 ft 9 in (5.93 m)
- Wing area: 420 ft² (39 m²)
- Weights
- Empty weight: between 7,100 lb (3,200 kg) and 7,500 lb (3,400 kg)
- Loaded weight: 12,500 lb (5,670 kg)
- Useful load: 5,200 lb (2,360 kg)
- Max. takeoff weight: 12,500 lb (5,670 kg)
- Powerplant: 2 × Pratt & Whitney PT6A-27 turboprop engines, 620 hp – 680 hp (460 kW – 507 kW) each
- Performance
- Maximum speed: 170 knots (195 mph (314 km/h))
- Cruise speed: 150 knots (173 mph (278 km/h))
- Stall speed: 58 knots (VSO, gross weight, landing configuration)
- Range: 920 nautical miles (1,050 mi (1,690 km))
- Service ceiling: 25,000 ft (7,620 m)
- Rate of climb: 1,600 ft/min (8.1 m/s)
- Power/mass: 10.08 hp/lb (6.132 kW/kg)
Information from Wikipedia
Cessna Supervan 900 (modified Grand Caravan)
- Crew: One pilot
- Capacity: Skydiving configuration: Maximum 17 passengers and one pilot. With seats, nine passengers or 14 with FAR Part 23 waiver
- Dimensions
- Length: 12.67 m (41 ft 7 in)
- Wingspan: 15.88 m (52 ft 1 in)
- Height: 4.32 m (14 ft 2 in)
- Wing area: 26.0 m2 (280 sq ft)
| Supervan 900 Specifications vs. OEM | ||
|---|---|---|
| Specification | Standard OEM Grand Caravan* | Supervan 900 |
| Engine | PT6A-114A | TPE331-12JR |
| Horsepower | 675 shp flat-rated | 900 shp flat-rated |
| Torque | 1865 | 2971 ft-lbs |
| TBO | 3600 hrs | 7000 hrs |
| Max gross weight | 8750 lbs | 9062 lbs * |
| Std. empty weight (wheels) | 4575 lbs | 4675 lbs |
| Useful Load (wheels) | 4175 lbs | 4387 lbs * |
| Climb (ISA- g.w.) | 975 ft/min | 1510 ft/min |
| Max Cruise (10,000 ft.) | 175 kts | 198 kts |
| Max Cruise fuel flow | 396 lbs/hr | 435 lbs/hr |
| Takeoff (ground roll) | 1405 ft. | 1054ft |
| Takeoff (50′ obstacle) | 2420 ft | 1875 ft |
| Landing (wheels) | 950 ft | 950 ft |
| Power loading | 13 lbs/shp | 10.1 lbs/shp |
| Stall Speed- flaps | 61 kts | 61 kts |
| Endurance (max cruise- standard fuel) | 5.6 hrs | 6.2 hrs |
| Range (max cruise- standard fuel) | 915 nm | 1000 nm |
| * With gross weight increase kit installed | ||
Information from Wikipedia and Texas Turbine Conversions
King Air A90
Specifications obtained from the FAA Type Certificate and the Hawker Beechcraft website[63][65]
General characteristics
- Crew: 1-2
- Capacity: 7 passengers maximum, depending on cabin configuration
- Length: 35 ft 6 in (10.82 m)
- Wingspan: 50 ft 3 in (15.32 m)
- Height: 14 ft 3 in (4.34 m)
- Wing area: 294 ft² (27 m²)
- Empty weight: 6,950 lb (3,150 kg)
- Max. takeoff weight: 10,100 lb (4,580 kg)
- Powerplant: 2 × Pratt & Whitney Canada PT6A-135A turboprops, driving Hartzell Propeller HC-E4N-3N propellers, 550 shp (410 kW) each
Performance
- Maximum speed: 311 mph TAS (270 knots TAS, 500 km/h TAS)
- Cruise speed: 260 mph TAS (226 kts TAS, 416 km/h TAS)
- Stall speed: 90 mph (78 knots, 145 km/h) IAS (flaps down)
- Range: 1,530 miles (1,321 nm, 2,446 km)
- Service ceiling: 30,000ft (9,144 m)
- Rate of climb: 2,000 ft/min (10.2 m/s)
- Wing loading: 34.3 lb/ft² (170 kg/m²)
- Power/mass: 0.099 hp/lb (179 W/kg)
Information from Wikipedia