{
  "id": "UN1035",
  "name": "day (sidereal)",
  "ml_name": "ip_d_{sidereal}",
  "symbol": "sidereal_d",
  "reference": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#D"
}