{
  "revision": "2026-09-13",
  "scope": "Synthetic calculation examples, not real personal data or evidence of relationship outcomes",
  "sourceScripts": [
    "scripts/blog-example-chart.mjs",
    "scripts/research/empty-7th-house-sim.mjs"
  ],
  "engine": "sweph / Swiss Ephemeris / Moshier",
  "input": {
    "year": 1994,
    "month": 3,
    "day": 2,
    "hour": 6,
    "minute": 14,
    "ianaTimeZone": "America/Chicago",
    "lat": 41.8781,
    "lon": -87.6298,
    "utcIso": "1994-03-02T12:14:00.000Z",
    "utcOffsetLabel": "GMT-06:00",
    "conversionMethod": "IANA 时区 + Intl.DateTimeFormat 迭代收敛算法（算法与 lib/astro/timezone.ts zonedTimeToUtc() 等价，运行时已在第6节用真正 import 该文件的子进程独立复算 jdUt 并确认一致）",
    "jdUt": 2449414.009722222,
    "jdUtFormatted": "2449414.009722"
  },
  "houseSystems": {
    "P": {
      "code": "P",
      "name": "Placidus",
      "ascendant": {
        "longitude": 335.4951053741138,
        "longitudeRounded": 335.4951,
        "sign": "Pisces",
        "degreeMinute": "05°29′",
        "display": "Pisces 05°29′ (335.4951°)"
      },
      "midheaven": {
        "longitude": 257.0500252602076,
        "longitudeRounded": 257.05,
        "sign": "Sagittarius",
        "degreeMinute": "17°03′",
        "display": "Sagittarius 17°03′ (257.0500°)"
      },
      "cusps": [
        {
          "house": 1,
          "longitude": 335.4951053741138,
          "longitudeRounded": 335.4951,
          "sign": "Pisces",
          "degreeMinute": "05°29′",
          "display": "Pisces 05°29′ (335.4951°)"
        },
        {
          "house": 2,
          "longitude": 23.080847035866963,
          "longitudeRounded": 23.0808,
          "sign": "Aries",
          "degreeMinute": "23°04′",
          "display": "Aries 23°04′ (23.0808°)"
        },
        {
          "house": 3,
          "longitude": 54.233410163248536,
          "longitudeRounded": 54.2334,
          "sign": "Taurus",
          "degreeMinute": "24°14′",
          "display": "Taurus 24°14′ (54.2334°)"
        },
        {
          "house": 4,
          "longitude": 77.05002526020758,
          "longitudeRounded": 77.05,
          "sign": "Gemini",
          "degreeMinute": "17°03′",
          "display": "Gemini 17°03′ (77.0500°)"
        },
        {
          "house": 5,
          "longitude": 97.70778643648771,
          "longitudeRounded": 97.7078,
          "sign": "Cancer",
          "degreeMinute": "07°42′",
          "display": "Cancer 07°42′ (97.7078°)"
        },
        {
          "house": 6,
          "longitude": 121.06626090160205,
          "longitudeRounded": 121.0663,
          "sign": "Leo",
          "degreeMinute": "01°03′",
          "display": "Leo 01°03′ (121.0663°)"
        },
        {
          "house": 7,
          "longitude": 155.4951053741138,
          "longitudeRounded": 155.4951,
          "sign": "Virgo",
          "degreeMinute": "05°29′",
          "display": "Virgo 05°29′ (155.4951°)"
        },
        {
          "house": 8,
          "longitude": 203.08084703586695,
          "longitudeRounded": 203.0808,
          "sign": "Libra",
          "degreeMinute": "23°04′",
          "display": "Libra 23°04′ (203.0808°)"
        },
        {
          "house": 9,
          "longitude": 234.23341016324855,
          "longitudeRounded": 234.2334,
          "sign": "Scorpio",
          "degreeMinute": "24°14′",
          "display": "Scorpio 24°14′ (234.2334°)"
        },
        {
          "house": 10,
          "longitude": 257.0500252602076,
          "longitudeRounded": 257.05,
          "sign": "Sagittarius",
          "degreeMinute": "17°03′",
          "display": "Sagittarius 17°03′ (257.0500°)"
        },
        {
          "house": 11,
          "longitude": 277.7077864364877,
          "longitudeRounded": 277.7078,
          "sign": "Capricorn",
          "degreeMinute": "07°42′",
          "display": "Capricorn 07°42′ (277.7078°)"
        },
        {
          "house": 12,
          "longitude": 301.06626090160205,
          "longitudeRounded": 301.0663,
          "sign": "Aquarius",
          "degreeMinute": "01°03′",
          "display": "Aquarius 01°03′ (301.0663°)"
        }
      ]
    },
    "W": {
      "code": "W",
      "name": "Whole Sign",
      "ascendant": {
        "longitude": 335.4951053741138,
        "longitudeRounded": 335.4951,
        "sign": "Pisces",
        "degreeMinute": "05°29′",
        "display": "Pisces 05°29′ (335.4951°)"
      },
      "midheaven": {
        "longitude": 257.0500252602076,
        "longitudeRounded": 257.05,
        "sign": "Sagittarius",
        "degreeMinute": "17°03′",
        "display": "Sagittarius 17°03′ (257.0500°)"
      },
      "cusps": [
        {
          "house": 1,
          "longitude": 330,
          "longitudeRounded": 330,
          "sign": "Pisces",
          "degreeMinute": "00°00′",
          "display": "Pisces 00°00′ (330.0000°)"
        },
        {
          "house": 2,
          "longitude": 0,
          "longitudeRounded": 0,
          "sign": "Aries",
          "degreeMinute": "00°00′",
          "display": "Aries 00°00′ (0.0000°)"
        },
        {
          "house": 3,
          "longitude": 30,
          "longitudeRounded": 30,
          "sign": "Taurus",
          "degreeMinute": "00°00′",
          "display": "Taurus 00°00′ (30.0000°)"
        },
        {
          "house": 4,
          "longitude": 60,
          "longitudeRounded": 60,
          "sign": "Gemini",
          "degreeMinute": "00°00′",
          "display": "Gemini 00°00′ (60.0000°)"
        },
        {
          "house": 5,
          "longitude": 90,
          "longitudeRounded": 90,
          "sign": "Cancer",
          "degreeMinute": "00°00′",
          "display": "Cancer 00°00′ (90.0000°)"
        },
        {
          "house": 6,
          "longitude": 120,
          "longitudeRounded": 120,
          "sign": "Leo",
          "degreeMinute": "00°00′",
          "display": "Leo 00°00′ (120.0000°)"
        },
        {
          "house": 7,
          "longitude": 150,
          "longitudeRounded": 150,
          "sign": "Virgo",
          "degreeMinute": "00°00′",
          "display": "Virgo 00°00′ (150.0000°)"
        },
        {
          "house": 8,
          "longitude": 180,
          "longitudeRounded": 180,
          "sign": "Libra",
          "degreeMinute": "00°00′",
          "display": "Libra 00°00′ (180.0000°)"
        },
        {
          "house": 9,
          "longitude": 210,
          "longitudeRounded": 210,
          "sign": "Scorpio",
          "degreeMinute": "00°00′",
          "display": "Scorpio 00°00′ (210.0000°)"
        },
        {
          "house": 10,
          "longitude": 240,
          "longitudeRounded": 240,
          "sign": "Sagittarius",
          "degreeMinute": "00°00′",
          "display": "Sagittarius 00°00′ (240.0000°)"
        },
        {
          "house": 11,
          "longitude": 270,
          "longitudeRounded": 270,
          "sign": "Capricorn",
          "degreeMinute": "00°00′",
          "display": "Capricorn 00°00′ (270.0000°)"
        },
        {
          "house": 12,
          "longitude": 300,
          "longitudeRounded": 300,
          "sign": "Aquarius",
          "degreeMinute": "00°00′",
          "display": "Aquarius 00°00′ (300.0000°)"
        }
      ]
    },
    "K": {
      "code": "K",
      "name": "Koch",
      "ascendant": {
        "longitude": 335.4951053741138,
        "longitudeRounded": 335.4951,
        "sign": "Pisces",
        "degreeMinute": "05°29′",
        "display": "Pisces 05°29′ (335.4951°)"
      },
      "midheaven": {
        "longitude": 257.0500252602076,
        "longitudeRounded": 257.05,
        "sign": "Sagittarius",
        "degreeMinute": "17°03′",
        "display": "Sagittarius 17°03′ (257.0500°)"
      },
      "cusps": [
        {
          "house": 1,
          "longitude": 335.4951053741138,
          "longitudeRounded": 335.4951,
          "sign": "Pisces",
          "degreeMinute": "05°29′",
          "display": "Pisces 05°29′ (335.4951°)"
        },
        {
          "house": 2,
          "longitude": 15.102686867606062,
          "longitudeRounded": 15.1027,
          "sign": "Aries",
          "degreeMinute": "15°06′",
          "display": "Aries 15°06′ (15.1027°)"
        },
        {
          "house": 3,
          "longitude": 50.37541217534329,
          "longitudeRounded": 50.3754,
          "sign": "Taurus",
          "degreeMinute": "20°22′",
          "display": "Taurus 20°22′ (50.3754°)"
        },
        {
          "house": 4,
          "longitude": 77.05002526020758,
          "longitudeRounded": 77.05,
          "sign": "Gemini",
          "degreeMinute": "17°03′",
          "display": "Gemini 17°03′ (77.0500°)"
        },
        {
          "house": 5,
          "longitude": 97.40432052039671,
          "longitudeRounded": 97.4043,
          "sign": "Cancer",
          "degreeMinute": "07°24′",
          "display": "Cancer 07°24′ (97.4043°)"
        },
        {
          "house": 6,
          "longitude": 122.39815332800345,
          "longitudeRounded": 122.3982,
          "sign": "Leo",
          "degreeMinute": "02°23′",
          "display": "Leo 02°23′ (122.3982°)"
        },
        {
          "house": 7,
          "longitude": 155.4951053741138,
          "longitudeRounded": 155.4951,
          "sign": "Virgo",
          "degreeMinute": "05°29′",
          "display": "Virgo 05°29′ (155.4951°)"
        },
        {
          "house": 8,
          "longitude": 195.10268686760605,
          "longitudeRounded": 195.1027,
          "sign": "Libra",
          "degreeMinute": "15°06′",
          "display": "Libra 15°06′ (195.1027°)"
        },
        {
          "house": 9,
          "longitude": 230.37541217534329,
          "longitudeRounded": 230.3754,
          "sign": "Scorpio",
          "degreeMinute": "20°22′",
          "display": "Scorpio 20°22′ (230.3754°)"
        },
        {
          "house": 10,
          "longitude": 257.0500252602076,
          "longitudeRounded": 257.05,
          "sign": "Sagittarius",
          "degreeMinute": "17°03′",
          "display": "Sagittarius 17°03′ (257.0500°)"
        },
        {
          "house": 11,
          "longitude": 277.4043205203967,
          "longitudeRounded": 277.4043,
          "sign": "Capricorn",
          "degreeMinute": "07°24′",
          "display": "Capricorn 07°24′ (277.4043°)"
        },
        {
          "house": 12,
          "longitude": 302.39815332800345,
          "longitudeRounded": 302.3982,
          "sign": "Aquarius",
          "degreeMinute": "02°23′",
          "display": "Aquarius 02°23′ (302.3982°)"
        }
      ]
    },
    "O": {
      "code": "O",
      "name": "Porphyry",
      "ascendant": {
        "longitude": 335.4951053741138,
        "longitudeRounded": 335.4951,
        "sign": "Pisces",
        "degreeMinute": "05°29′",
        "display": "Pisces 05°29′ (335.4951°)"
      },
      "midheaven": {
        "longitude": 257.0500252602076,
        "longitudeRounded": 257.05,
        "sign": "Sagittarius",
        "degreeMinute": "17°03′",
        "display": "Sagittarius 17°03′ (257.0500°)"
      },
      "cusps": [
        {
          "house": 1,
          "longitude": 335.4951053741138,
          "longitudeRounded": 335.4951,
          "sign": "Pisces",
          "degreeMinute": "05°29′",
          "display": "Pisces 05°29′ (335.4951°)"
        },
        {
          "house": 2,
          "longitude": 9.346745336145034,
          "longitudeRounded": 9.3467,
          "sign": "Aries",
          "degreeMinute": "09°20′",
          "display": "Aries 09°20′ (9.3467°)"
        },
        {
          "house": 3,
          "longitude": 43.19838529817633,
          "longitudeRounded": 43.1984,
          "sign": "Taurus",
          "degreeMinute": "13°11′",
          "display": "Taurus 13°11′ (43.1984°)"
        },
        {
          "house": 4,
          "longitude": 77.05002526020758,
          "longitudeRounded": 77.05,
          "sign": "Gemini",
          "degreeMinute": "17°03′",
          "display": "Gemini 17°03′ (77.0500°)"
        },
        {
          "house": 5,
          "longitude": 103.19838529817633,
          "longitudeRounded": 103.1984,
          "sign": "Cancer",
          "degreeMinute": "13°11′",
          "display": "Cancer 13°11′ (103.1984°)"
        },
        {
          "house": 6,
          "longitude": 129.34674533614503,
          "longitudeRounded": 129.3467,
          "sign": "Leo",
          "degreeMinute": "09°20′",
          "display": "Leo 09°20′ (129.3467°)"
        },
        {
          "house": 7,
          "longitude": 155.4951053741138,
          "longitudeRounded": 155.4951,
          "sign": "Virgo",
          "degreeMinute": "05°29′",
          "display": "Virgo 05°29′ (155.4951°)"
        },
        {
          "house": 8,
          "longitude": 189.34674533614503,
          "longitudeRounded": 189.3467,
          "sign": "Libra",
          "degreeMinute": "09°20′",
          "display": "Libra 09°20′ (189.3467°)"
        },
        {
          "house": 9,
          "longitude": 223.19838529817633,
          "longitudeRounded": 223.1984,
          "sign": "Scorpio",
          "degreeMinute": "13°11′",
          "display": "Scorpio 13°11′ (223.1984°)"
        },
        {
          "house": 10,
          "longitude": 257.0500252602076,
          "longitudeRounded": 257.05,
          "sign": "Sagittarius",
          "degreeMinute": "17°03′",
          "display": "Sagittarius 17°03′ (257.0500°)"
        },
        {
          "house": 11,
          "longitude": 283.19838529817633,
          "longitudeRounded": 283.1984,
          "sign": "Capricorn",
          "degreeMinute": "13°11′",
          "display": "Capricorn 13°11′ (283.1984°)"
        },
        {
          "house": 12,
          "longitude": 309.34674533614503,
          "longitudeRounded": 309.3467,
          "sign": "Aquarius",
          "degreeMinute": "09°20′",
          "display": "Aquarius 09°20′ (309.3467°)"
        }
      ]
    }
  },
  "angleAgreement": {
    "ascendant": {
      "allEqual": true,
      "maxDiffDegrees": 0,
      "values": {
        "P": 335.4951,
        "W": 335.4951,
        "K": 335.4951,
        "O": 335.4951
      }
    },
    "midheaven": {
      "allEqual": true,
      "maxDiffDegrees": 0,
      "values": {
        "P": 257.05,
        "W": 257.05,
        "K": 257.05,
        "O": 257.05
      }
    }
  },
  "ayanamsaChecks": [
    {
      "date": "1994-3-2",
      "utc": "12:14",
      "degrees": 23.77990202846899,
      "display": "23°47′"
    },
    {
      "date": "2026-9-13",
      "utc": "12:14",
      "degrees": 24.23255783301926,
      "display": "24°14′"
    }
  ],
  "timezoneScenarios": [
    {
      "utc": "06:14",
      "sunLongitude": 341.43378670663645,
      "sunInPisces": "11°26′",
      "moonLongitude": 219.410203970363,
      "moonInScorpio": "9°25′"
    },
    {
      "utc": "11:14",
      "sunLongitude": 341.642736651708,
      "sunInPisces": "11°39′",
      "moonLongitude": 222.41865483306876,
      "moonInScorpio": "12°25′"
    },
    {
      "utc": "12:14",
      "sunLongitude": 341.6845245437833,
      "sunInPisces": "11°41′",
      "moonLongitude": 223.01886778482788,
      "moonInScorpio": "13°01′"
    },
    {
      "utc": "14:14",
      "sunLongitude": 341.7680982336816,
      "sunInPisces": "11°46′",
      "moonLongitude": 224.21779298766543,
      "moonInScorpio": "14°13′"
    }
  ],
  "moonSpanDegrees": 4.807589017302433,
  "emptySeventh": {
    "sourceRunDate": "2026-08-29",
    "nPerGroup": 20000,
    "seed": 1,
    "rng": "mulberry32",
    "utcRange": "1940-01-01 through 2005-12-31",
    "usSampling": "10 equally weighted selected cities; not population weighted",
    "globalSampling": "uniform latitude -60 to +60 and longitude -180 to +180; not population or equal-area sampling",
    "bodies": [
      "Sun",
      "Moon",
      "Mercury",
      "Venus",
      "Mars",
      "Jupiter",
      "Saturn",
      "Uranus",
      "Neptune",
      "Pluto"
    ],
    "us": {
      "placidusEmptyPercent": 49.02,
      "wholeSignEmptyPercent": 49.1,
      "placidusEmptyOnlyPercent": 12.77,
      "wholeSignEmptyOnlyPercent": 12.84,
      "eitherDirectionPercent": 25.61,
      "meanEmptyHousesPlacidus": 5.723
    },
    "limits": "The disagreement metric is empty versus occupied seventh house, not any planet changing house. Sampling intervals do not cover population selection bias."
  }
}