{"slug":"aviation-calc-x402tookit-com-true-airspeed-c0d373","title":"True airspeed, Mach and equivalent airspeed from calibrated airspeed, pressure a","host":"aviation-calc.x402tookit.com","method":"GET","resource":"https://aviation-calc.x402tookit.com/true-airspeed","category":"other","description":"True airspeed, Mach and equivalent airspeed from calibrated airspeed, pressure altitude and outside air temperature.","price_listed":0.02,"price_asked":0.02,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":2327,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"casKt":150,"oatC":-5,"pressureAltitudeFt":10000},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"casKt":{"description":"Calibrated airspeed in knots (indicated corrected for instrument and position error), 20 to 600","type":"number"},"oatC":{"description":"Outside (static) air temperature in C; defaults to ISA at that altitude","type":"number"},"pressureAltitudeFt":{"description":"Pressure altitude in feet, -1500 to 65000","type":"number"}},"required":["casKt","pressureAltitudeFt"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"asOf":{"type":["null","string"]},"casKt":{"type":["null","number"]},"degraded":{"type":["boolean","null"]},"densityRatio":{"type":["null","number"]},"disclaimer":{"type":["null","string"]},"equivalentAirspeedKt":{"type":["null","number"]},"mach":{"type":["null","number"]},"notChecked":{"items":{"type":"string"},"type":["array","null"]},"pressureAltitudeFt":{"type":["null","number"]},"reasons":{"items":{"type":"string"},"type":["array","null"]},"ruleOfThumbTasKt":{"type":["null","number"]},"source":{"type":["null","string"]},"speedOfSoundKt":{"type":["null","number"]},"summary":{"type":["null","string"]},"tasKt":{"type":["null","number"]},"tasMinusCasKt":{"type":["null","number"]},"temperatureC":{"type":["null","number"]},"verdict":{"type":["null","string"]}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-21","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.02,"price_match":true,"latency_ms":2327,"error":null}],"description_full":"True airspeed, Mach and equivalent airspeed from calibrated airspeed, pressure altitude and outside air temperature.","last_updated":"2026-10-20T20:33:08.341Z","schemes":["exact"]}