feat: 完善时标与天象几何计算并扩展输出接口
- 新增时标、ΔT 模型、质心时间与 UT1 支持 - 改进日月食、月掩、行星事件及路径边界计算 - 完善恒星三维自行与动态距离传播 - 扩展 SVG、GeoJSON、KML 输出与底层距离换算工具 - 整理中英文手册、示例资源及回归测试
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@@ -18,7 +18,7 @@ func BrightLimbPositionAngleN(date time.Time, n int) float64 {
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// TopocentricBrightLimbPositionAngle 月亮站心明亮边缘位置角,单位度 / topocentric position angle of the Moon's bright limb in degrees.
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//
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// date 为观测时刻;observerLon/observerLat 为观测者经纬度,东正西负、北正南负;height 为海拔高度,单位米。
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// date 为观测时刻;observerLon/observerLat 为观测者经纬度,东正西负、北正南负;height 为椭球高(大地高),单位米。
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// date is the observing instant; observerLon/observerLat are east-positive and north-positive; height is observer elevation in meters.
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func TopocentricBrightLimbPositionAngle(date time.Time, observerLon, observerLat, height float64) float64 {
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return TopocentricBrightLimbPositionAngleN(date, observerLon, observerLat, height, -1)
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@@ -30,5 +30,5 @@ func TopocentricBrightLimbPositionAngleN(date time.Time, observerLon, observerLa
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}
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func observationTT(date time.Time) float64 {
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return basic.TD2UT(basic.Date2JDE(date.UTC()), true)
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return basic.UTC2TT(basic.Date2JD(date.UTC()))
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}
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