docs: 统一公开 API 的中英双语注释
- 补齐公开接口说明段的英文描述,保持签名注释和详细说明均为中英双语结构 - 规范农历、坐标、公式、轨道、日晷、太阳、恒星及行星事件等 API 的注释口径
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@@ -25,6 +25,8 @@ var icrsToGalacticMatrix = [3][3]float64{
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// 返回:
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//
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// 赤经 RA,单位度;赤纬 Dec,单位度
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//
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// Returns right ascension and declination in degrees for the supplied ecliptic longitude, latitude, and obliquity.
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func EclipticToEquatorialByObliquity(lon, lat, obliquity float64) Equatorial {
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sinLon, cosLon := sinCosDeg(lon)
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sinLat, cosLat := sinCosDeg(lat)
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@@ -44,6 +46,8 @@ func EclipticToEquatorialByObliquity(lon, lat, obliquity float64) Equatorial {
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// 返回:
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//
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// 黄经 Lon,单位度;黄纬 Lat,单位度
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//
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// Returns ecliptic longitude and latitude in degrees for the supplied right ascension, declination, and obliquity.
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func EquatorialToEclipticByObliquity(ra, dec, obliquity float64) Ecliptic {
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sinRA, cosRA := sinCosDeg(ra)
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sinDec, cosDec := sinCosDeg(dec)
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@@ -63,6 +67,8 @@ func EquatorialToEclipticByObliquity(ra, dec, obliquity float64) Ecliptic {
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// 返回:
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//
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// 方位角 Azimuth(正北为0,顺时针增加)、高度角 Altitude、天顶距 Zenith,均为度
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//
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// Returns azimuth, altitude, and zenith distance in degrees from the supplied hour angle, declination, and site latitude.
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func HourAngleDeclinationToHorizontal(hourAngle, declination, latitude float64) Horizontal {
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sinLatitude, cosLatitude := sinCosDeg(latitude)
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sinDeclination, cosDeclination := sinCosDeg(declination)
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@@ -87,6 +93,8 @@ func HourAngleDeclinationToHorizontal(hourAngle, declination, latitude float64)
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// 返回:
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//
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// 时角 HourAngle,单位度;赤纬 Declination,单位度
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//
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// Returns hour angle and declination in degrees from the supplied horizontal coordinates and site latitude.
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func HorizontalToHourAngleDeclination(azimuth, altitude, latitude float64) (hourAngle, declination float64) {
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sinLatitude, cosLatitude := sinCosDeg(latitude)
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sinAltitude, cosAltitude := sinCosDeg(altitude)
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@@ -111,6 +119,8 @@ func HorizontalToHourAngleDeclination(azimuth, altitude, latitude float64) (hour
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// 方位角 Azimuth(正北为0,顺时针增加)、高度角 Altitude、天顶距 Zenith,均为度;
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// 附带返回对应的时角 HourAngle,单位度
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//
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// Returns horizontal coordinates in degrees from local sidereal time, right ascension, declination, and site latitude.
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//
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// 例:
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//
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// hz := coord.EquatorialToHorizontalByLocalSiderealTime(10.5, 83.6331, 22.0145, 31.2)
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@@ -130,6 +140,8 @@ func EquatorialToHorizontalByLocalSiderealTime(localSiderealTimeHours, ra, dec,
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//
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// 赤经 RA,单位度;赤纬 Dec,单位度
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//
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// Returns right ascension and declination in degrees from local sidereal time and the supplied horizontal coordinates.
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//
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// 例:
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//
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// eq := coord.HorizontalToEquatorialByLocalSiderealTime(10.5, 128.2, 37.6, 31.2)
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@@ -147,6 +159,8 @@ func HorizontalToEquatorialByLocalSiderealTime(localSiderealTimeHours, azimuth,
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// 返回:
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//
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// 银经 Lon,单位度;银纬 Lat,单位度
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//
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// Returns galactic longitude and latitude in degrees from ICRS right ascension and declination.
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func EquatorialToGalactic(ra, dec float64) Galactic {
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vector := sphericalToVector(ra, dec)
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rotated := matrixVectorMul(icrsToGalacticMatrix, vector)
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@@ -162,6 +176,8 @@ func EquatorialToGalactic(ra, dec float64) Galactic {
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// 返回:
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//
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// ICRS 赤经 RA,单位度;ICRS 赤纬 Dec,单位度
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//
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// Returns ICRS right ascension and declination in degrees from galactic longitude and latitude.
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func GalacticToEquatorial(lon, lat float64) Equatorial {
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vector := sphericalToVector(lon, lat)
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rotated := matrixTransposeVectorMul(icrsToGalacticMatrix, vector)
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