{
  "date": "2026-10-30",
  "engineTermUTC8": "2024-02-04 16:27:07",
  "officialReference": "HKO Almanac 2024: Spring Commences, 4 February 16:27 HKT (minute precision)",
  "cases": [
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "16:26",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "Asia/Hong_Kong",
        "longitude": "114.1694",
        "solar": false,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:26",
      "civil": "2024-02-04 16:26",
      "adjusted": "2024-02-04 16:26",
      "pillars": [
        "Gui Mao",
        "Yi Chou",
        "Wu Xu",
        "Geng Shen"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "16:28",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "Asia/Hong_Kong",
        "longitude": "114.1694",
        "solar": false,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:28",
      "civil": "2024-02-04 16:28",
      "adjusted": "2024-02-04 16:28",
      "pillars": [
        "Jia Chen",
        "Bing Yin",
        "Wu Xu",
        "Geng Shen"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "03:26",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "America/New_York",
        "longitude": "-74.006",
        "solar": false,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:26",
      "civil": "2024-02-04 03:26",
      "adjusted": "2024-02-04 03:26",
      "pillars": [
        "Gui Mao",
        "Yi Chou",
        "Wu Xu",
        "Jia Yin"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "03:28",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "America/New_York",
        "longitude": "-74.006",
        "solar": false,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:28",
      "civil": "2024-02-04 03:28",
      "adjusted": "2024-02-04 03:28",
      "pillars": [
        "Jia Chen",
        "Bing Yin",
        "Wu Xu",
        "Jia Yin"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "16:26",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "Asia/Hong_Kong",
        "longitude": "114.1694",
        "solar": true,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:26",
      "civil": "2024-02-04 16:26",
      "adjusted": "2024-02-04 15:49",
      "pillars": [
        "Gui Mao",
        "Yi Chou",
        "Wu Xu",
        "Geng Shen"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "4",
        "time": "16:28",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "Asia/Hong_Kong",
        "longitude": "114.1694",
        "solar": true,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-04 08:28",
      "civil": "2024-02-04 16:28",
      "adjusted": "2024-02-04 15:51",
      "pillars": [
        "Jia Chen",
        "Bing Yin",
        "Wu Xu",
        "Geng Shen"
      ]
    },
    {
      "input": {
        "calendar": "solar",
        "year": "2024",
        "month": "2",
        "day": "5",
        "time": "12:00",
        "gender": "1",
        "unknown": false,
        "leap": false,
        "zone": "Asia/Hong_Kong",
        "longitude": "114.1694",
        "solar": false,
        "sect": "2",
        "fold": "first",
        "city": "0"
      },
      "utc": "2024-02-05 04:00",
      "civil": "2024-02-05 12:00",
      "adjusted": "2024-02-05 12:00",
      "pillars": [
        "Jia Chen",
        "Bing Yin",
        "Ji Hai",
        "Geng Wu"
      ]
    }
  ],
  "assertions": "Equal instants across zones yield same Year/Month; solar toggle does not move Year/Month boundary; bracketing minutes change Year/Month"
}