2026 天文奇观 · 过程模拟

专业严谨的天象事件目录 · 参数化过程曲线 · 移动端友好
输出 JSON + 可视化模式 演示级模拟API /api/simulate.php
年度天文观测总览(2026)
按月整理 2026 年主要天象事件,并为每个事件生成“过程模拟曲线”(如食分变化、流星雨活跃曲线、合相角距变化、冲日前后观测窗口、四季点太阳赤纬变化等)。
重要说明:曲线为参数化模拟,用于展示“过程形态”;若用于精确观测计划,请接入权威历表数据(JPL/IMCCE 等)。
行星轨道动画(演示)轻量渲染 · 移动端优化
四季点

冬至(December Solstice)

ID: 2026-12-21-dec-solstice
JSON API
关键时刻
2026-12-21 00:00 UTC
模拟窗口
64800 分钟(峰值前后)
输出单位
deg(模拟)
模型说明
太阳赤纬正弦近似
输出冬至点前后太阳赤纬变化(正弦近似)。
拖动/触摸曲线查看时间点数值
用于可视化四季点前后太阳赤纬变化(示意)
拖动/触摸曲线查看时间点数值
用于可视化四季点前后太阳赤纬变化(示意)
动态模拟含演变过程 · 可暂停/拖拽 · 使用真实星球图像纹理
提示:该动画与上方曲线使用同一组 series 数据(参数化模拟),用于展示“过程形态”。
支持移动端手势拖动进度条
查看 JSON(前 40 点)
{
    "event": {
        "id": "2026-12-21-dec-solstice",
        "title": "冬至(December Solstice)",
        "type": "season_point",
        "peak_utc": "2026-12-21T00:00:00Z",
        "window_min": 64800,
        "params": [],
        "notes": "输出冬至点前后太阳赤纬变化(正弦近似)。"
    },
    "series": [
        {
            "t": "2026-11-06T00:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T00:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T00:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T00:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T00:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T00:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T01:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T02:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T03:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T04:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:40:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T05:50:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T06:00:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T06:10:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T06:20:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        },
        {
            "t": "2026-11-06T06:30:00+00:00",
            "value": -17.058680986634723,
            "label": "Declination"
        }
    ],
    "meta": {
        "unit": "deg(模拟)",
        "model": "太阳赤纬正弦近似",
        "meaning": "用于可视化四季点前后太阳赤纬变化(示意)"
    }
}

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