{
  "assumption": "Planet orbits the adopted host. Circular orbit for speed; no mass or composition inference.",
  "inputs": {
    "period_days": 13.769448251493595,
    "a_AU": 0.0895562602330138,
    "radius_earth_range": [
      2.5,
      3.0
    ],
    "distance_pc": 298
  },
  "constants": {
    "AU_km": 149597870.7,
    "c_km_s": 299792.458,
    "earth_mean_radius_km": 6371,
    "julian_year_days": 365.25,
    "mercury_a_AU": 0.387
  },
  "orbit_radius_km": 13397425.83871395,
  "circular_orbit_speed_km_s": 70.75725061337556,
  "orbits_per_earth_year": 26.526117338098913,
  "star_to_orbit_light_seconds": 44.68900227874962,
  "mercury_distance_fraction": 0.23141152514990646,
  "diameter_km_range": [
    31855.0,
    38226.0
  ],
  "volume_earth_range": [
    15.625,
    27.0
  ],
  "equilibrium_temperature_K": 417.4280973054799,
  "equilibrium_temperature_C": 144.27809730547995,
  "light_travel_years": 971.946005546,
  "emission_epoch_CE_range": [
    1037.053994454,
    1041.053994454
  ],
  "stellar_angular_diameter_deg": 3.019779679281134,
  "apparent_star_width_vs_sun": 5.665627916099688,
  "transit_fraction_range": [
    0.0063546482329463515,
    0.007262455123367258
  ],
  "unknown": [
    "mass",
    "density",
    "gravity",
    "composition",
    "cloud colour",
    "atmospheric structure",
    "interior layer boundaries",
    "rotation",
    "moons",
    "rings"
  ]
}