{
  "entity_type": "unit_conversion_page",
  "id": "knots-to-meters-per-second",
  "name": "Knots to Meters per second",
  "title": "Knots to Meters per second Converter (kn to m/s)",
  "description": "Convert knots to meters per second: 1 kn = 0.514444 m/s. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.",
  "quantity": "speed",
  "quantity_name": "Speed",
  "base_unit": "m/s",
  "from_unit": {
    "symbol": "kn",
    "display": "kn",
    "name": "knots",
    "singular": "knot"
  },
  "to_unit": {
    "symbol": "m/s",
    "display": "m/s",
    "name": "meters per second",
    "singular": "meter per second"
  },
  "linear": true,
  "factor": 0.5144444444,
  "inverse_factor": 1.943844492,
  "formula": "meters per second = knots × 0.5144444444",
  "reverse_formula": "knots = meters per second × 1.943844492",
  "unit_relation": "1 kn = 0.514444 m/s",
  "examples": [
    {
      "value": 5,
      "result": 2.57222,
      "text": "5 kn = 2.57222 m/s"
    },
    {
      "value": 12.5,
      "result": 6.43056,
      "text": "12.5 kn = 6.43056 m/s"
    },
    {
      "value": 100,
      "result": 51.4444,
      "text": "100 kn = 51.4444 m/s"
    }
  ],
  "table": [
    {
      "kn": 1,
      "m/s": 0.514444
    },
    {
      "kn": 2,
      "m/s": 1.02889
    },
    {
      "kn": 3,
      "m/s": 1.54333
    },
    {
      "kn": 4,
      "m/s": 2.05778
    },
    {
      "kn": 5,
      "m/s": 2.57222
    },
    {
      "kn": 6,
      "m/s": 3.08667
    },
    {
      "kn": 7,
      "m/s": 3.60111
    },
    {
      "kn": 8,
      "m/s": 4.11556
    },
    {
      "kn": 9,
      "m/s": 4.63
    },
    {
      "kn": 10,
      "m/s": 5.14444
    },
    {
      "kn": 15,
      "m/s": 7.71667
    },
    {
      "kn": 20,
      "m/s": 10.2889
    },
    {
      "kn": 25,
      "m/s": 12.8611
    },
    {
      "kn": 30,
      "m/s": 15.4333
    },
    {
      "kn": 40,
      "m/s": 20.5778
    },
    {
      "kn": 50,
      "m/s": 25.7222
    },
    {
      "kn": 75,
      "m/s": 38.5833
    },
    {
      "kn": 100,
      "m/s": 51.4444
    },
    {
      "kn": 200,
      "m/s": 102.889
    },
    {
      "kn": 250,
      "m/s": 128.611
    },
    {
      "kn": 500,
      "m/s": 257.222
    },
    {
      "kn": 1000,
      "m/s": 514.444
    }
  ],
  "faq": [
    {
      "q": "How many meters per second are in one knot?",
      "a": "1 kn = 0.514444 m/s. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert knots to meters per second?",
      "a": "Multiply the value in knots by 0.5144444444: meters per second = knots × 0.5144444444. For example, 5 kn = 2.57222 m/s."
    },
    {
      "q": "How do I convert meters per second back to knots?",
      "a": "Multiply by the inverse factor 1.943844492 (knots = meters per second × 1.943844492), or use the meters per second-to-knots page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=5&from_unit=kn&to_unit=m%2Fs",
    "calculator": "https://tttkmbb.com/api/v1/calculate/speed?value=5&from_unit=kn&to_unit=m%2Fs",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "kn",
      "to_unit": "m/s"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/knots-to-meters-per-second",
    "markdown": "https://tttkmbb.com/conversion/knots-to-meters-per-second.md",
    "json": "https://tttkmbb.com/conversion/knots-to-meters-per-second.json",
    "reverse": "https://tttkmbb.com/conversion/meters-per-second-to-knots",
    "quantity_converter": "https://tttkmbb.com/conversion/speed",
    "units": "https://tttkmbb.com/api/v1/units?quantity=speed"
  },
  "timestamp": "2026-09-24"
}