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Lockheed 1049G/C121G Super Constellation
Operations Manual Synopsis

Airspeed Limitations
V IAS
Description
V1 var. Decision IAS; possible to abort a take-off and stop safely. Varies with aircraft, runway, and weather conditions. Calculated from graphs (page A-36, figure A3-22).
Va 140 Design maneuvering IAS at 60% flaps (extreme control movements allowable)
Vb var. Rough air speed; turbulence penetration at Vs plus 60 Kts IAS
Vfe 190 60% flap extension maximum IAS
175 66% flap extension maximum IAS
175 80% flap extension maximum IAS
155 100% flap extension maximum IAS
Vle 165 landing gear extension maximum IAS
Vlo 165 landing gear maximum IAS
Vne 295 Never exceed "red line" IAS
Vyse 155 One or two engines out best rate of climb IAS, METO
  91 One engine out minimum control IAS (worst case: outboard engine)
  132 Two engines out minimum control IAS (worst case: both same side)
  Vx One engine out full power climb to clear obstacles (best angle of climb)
  165 Landing light extension and operation IAS
  155 unfeather engine maximum IAS
* IAS in Knots
* var.: Varies with noted conditions.
* Above information from from Operations Manual table on page 5-6, 5-6a, figures 5-2 (sheets 1, 2 of 2)

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