{
  "name": "DOOH SpaceTime Model",
  "version": "1.0.0",
  "units": "SI",
  "constants": {
    "c": 299792458.0,
    "G": 6.67430e-11,
    "h": 6.62607015e-34,
    "hbar": 1.054571817e-34,
    "kB": 1.380649e-23,
    "epsilon0": 8.8541878128e-12,
    "mu0": 1.25663706212e-6
  },
  "earth": {
    "WGS84": {
      "a": 6378137.0,
      "f": 0.0033528106647474805
    },
    "rotationRate": 7.2921150e-5,
    "mu": 3.986004418e14
  },
  "sun": {
    "mu": 1.32712440018e20
  },
  "defaultFrame": "ECI",
  "tolerances": {
    "space_m": 1e-3,
    "time_s": 1e-6,
    "momentum": 1e-6
  },
  "dooh": {
    "epoch": "2025-03-05T00:00:00Z"
  }
}