{
  "id": "UN158",
  "name": "knot (nautical mile per hour)",
  "ml_name": "ip_kt",
  "symbol": "kt",
  "reference": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#K"
}