52 professional calculators based on FAA/ICAO standards
Calculate fuel requirements for IFR flights including alternate, holding, and reserve fuel per FAR 9
Calculate altimeter corrections, convert between QNH, QFE, and QNE settings. Essential for accurate
Calculate required bank angle for coordinated turns at various turn rates and airspeeds. Includes lo
Calculate center of gravity shift when weight is added, removed, or moved within the aircraft. Uses
Calculate circling approach minimums, protected airspace radii, and visibility requirements by aircr
Calculate climb gradient in ft/nm and percent for obstacle clearance requirements.
Estimate cloud base height from temperature and dewpoint spread. Useful for weather planning.
Calculate headwind and crosswind components for any runway. Essential for safe takeoff and landing d
Calculate density altitude from pressure altitude and temperature. Essential for aircraft performanc
Calculate when to begin descent for a smooth 3-degree glide path. Essential for descent planning.
Calculate dynamic pressure (q) from airspeed and altitude. Essential for aircraft structural loads,
Calculate maximum endurance speed for minimum fuel consumption per hour. Essential for holding and l
Convert between Equivalent Airspeed (EAS), Calibrated Airspeed (CAS), and True Airspeed (TAS). Essen
Calculate ETOPS/EDTO critical points, equal time points, and diversion distances for extended overwa
Calculate flight time and estimated time of arrival based on distance and ground speed.
Calculate fuel burn, endurance, and range based on fuel flow rate. Essential for flight planning.
Calculate total fuel required for flight including taxi, climb, cruise, descent, and reserves.
Calculate fuel tankering economics to determine if carrying extra fuel is cost-effective. Compare fu
Calculate fuel uplift required based on planned fuel load, current fuel on board, and density conver
Calculate glide ratio, glide distance, and best glide speed. Essential for emergency planning and en
Calculate heading and distance between two coordinate points. Great circle navigation.
Determine the correct holding pattern entry based on your heading and holding course. Direct, teardr
Predict aircraft icing conditions based on temperature, altitude, and moisture. Essential for safe f
Calculate International Standard Atmosphere properties including temperature, pressure, and density
Calculate landing ground roll and total distance over 50ft obstacle. Includes corrections for condit
Calculate load factor (G) for various maneuvers including turns, pull-ups, and gusts. Understand str
Calculate Mach number from true airspeed and temperature. Includes speed of sound calculation.
Calculate missed approach climb gradient requirements and verify aircraft performance for go-around
Calculate noise abatement departure profiles (NADP 1 and NADP 2). Optimize climb procedures for nois
Calculate required climb gradient and altitude for obstacle clearance during departure. Verify ODP c
Calculate the Point of No Return (PNR) for flight planning. Determine the farthest point from which
Calculate power required for level flight at various airspeeds. Analyze power curves, determine best
Calculate pressure altitude from field elevation and altimeter setting. Essential for performance ca
Calculate optimal cruise altitude and speed for maximum range. Compare range profiles at different f
Calculate rate of climb from excess thrust/power, climb gradient, and vertical speed. Essential for
Calculate rate of descent for approach planning, descent profiles, and vertical speed requirements.
Analyze runway suitability for takeoff and landing considering length, slope, surface, and condition
Calculate required runway length for takeoff and landing. Includes balanced field length and safety
Calculate runway slope from elevation data and estimate performance impact on takeoff and landing.
Calculate service ceiling based on rate of climb data. Estimate maximum usable altitude for flight p
Calculate specific range (nautical miles per pound/gallon of fuel) for optimal cruise performance. E
Calculate stall speed for various load factors, bank angles, and configurations. Essential for safe
Calculate takeoff alternate airport requirements per FAR 121.617 and 135.217. Determine when an alte
Calculate takeoff ground roll and total distance to clear 50ft obstacle. Includes density altitude a
Calculate thrust required for level flight at various airspeeds. Analyze drag components, L/D ratio,
Calculate time required to climb between altitudes accounting for decreasing rate of climb with alti
Calculate true airspeed from indicated airspeed, pressure altitude, and temperature. Essential for f
Calculate standard rate turn radius at given airspeeds. Essential for holding patterns and procedure
Calculate approach reference speed (Vref) based on aircraft weight and configuration.
Calculate and reference V-speeds including V1, VR, V2, VMC, VS, VNE for various aircraft types. Esse
Calculate aircraft weight and balance, center of gravity location, and verify CG is within limits. E
Calculate wind correction angle, heading to fly, and ground speed for navigation. Essential for flig