b612/astro
1
1
Fork 0
Code Issues Pull Requests Projects Releases 20 Wiki Activity

feat: 完善时标与天象几何计算并扩展输出接口

Browse Source 
- 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
This commit is contained in:
兔子
2026-09-23 18:55:12 +08:00
parent 1f31a9b5b5
commit 16c62a97d5
503 changed files with 33290 additions and 9471 deletions
Download Patch File Download Diff File Expand all files Collapse all files
basic/moon_bright_limb.go
+18 -18
View File
@@ -3,39 +3,39 @@ package basic
import . "b612.me/astro/tools"
// MoonBrightLimbPositionAngle 月亮明亮边缘位置角 / position angle of the Moon's bright limb.
func MoonBrightLimbPositionAngle(jd float64) float64 {
return MoonBrightLimbPositionAngleN(jd, -1)
func MoonBrightLimbPositionAngle(jde float64) float64 {
return MoonBrightLimbPositionAngleN(jde, -1)
}
// MoonBrightLimbPositionAngleN 月亮明亮边缘位置角（截断版） / truncated position angle of the Moon's bright limb.
func MoonBrightLimbPositionAngleN(jd float64, n int) float64 {
sunRA, sunDec := HSunApparentRaDecN(jd, n)
moonRA, moonDec := HMoonTrueRaDecN(jd, n)
func MoonBrightLimbPositionAngleN(jde float64, n int) float64 {
sunRA, sunDec := HSunApparentRaDecN(jde, n)
moonRA, moonDec := HMoonTrueRaDecN(jde, n)
return brightLimbPositionAngleFromRaDec(sunRA, sunDec, moonRA, moonDec)
}
// MoonTopocentricBrightLimbPositionAngle 月亮站心明亮边缘位置角 / topocentric position angle of the Moon's bright limb.
func MoonTopocentricBrightLimbPositionAngle(jd, observerLon, observerLat, height float64) float64 {
return MoonTopocentricBrightLimbPositionAngleN(jd, observerLon, observerLat, height, -1)
func MoonTopocentricBrightLimbPositionAngle(jde, observerLon, observerLat, height float64) float64 {
return MoonTopocentricBrightLimbPositionAngleN(jde, observerLon, observerLat, height, -1)
}
// MoonTopocentricBrightLimbPositionAngleN 月亮站心明亮边缘位置角（截断版） / truncated topocentric position angle of the Moon's bright limb.
func MoonTopocentricBrightLimbPositionAngleN(jd, observerLon, observerLat, height float64, n int) float64 {
sunRA, sunDec := sunTopocentricApparentRaDecN(jd, observerLon, observerLat, height, n)
moonRA, moonDec := moonTopocentricApparentRaDecN(jd, observerLon, observerLat, height, n)
func MoonTopocentricBrightLimbPositionAngleN(jde, observerLon, observerLat, height float64, n int) float64 {
sunRA, sunDec := sunTopocentricApparentRaDecN(jde, observerLon, observerLat, height, n)
moonRA, moonDec := moonTopocentricApparentRaDecN(jde, observerLon, observerLat, height, n)
return brightLimbPositionAngleFromRaDec(sunRA, sunDec, moonRA, moonDec)
}
func moonTopocentricApparentRaDecN(jd, observerLon, observerLat, height float64, n int) (float64, float64) {
geocentricRA := HMoonTrueRaN(jd, n)
geocentricDec := HMoonTrueDecN(jd, n)
distanceAU := HMoonAwayN(jd, n) / moonPhysicalAstronomicalUnitKM
return TopocentricRaDec(geocentricRA, geocentricDec, observerLat, observerLon, TD2UT(jd, false), distanceAU, height)
func moonTopocentricApparentRaDecN(jde, observerLon, observerLat, height float64, n int) (float64, float64) {
geocentricRA := HMoonTrueRaN(jde, n)
geocentricDec := HMoonTrueDecN(jde, n)
distanceAU := HMoonAwayN(jde, n) / moonPhysicalAstronomicalUnitKM
return TopocentricRaDec(geocentricRA, geocentricDec, observerLat, observerLon, TT2UTC(jde), distanceAU, height)
}
func sunTopocentricApparentRaDecN(jd, observerLon, observerLat, height float64, n int) (float64, float64) {
geocentricRA, geocentricDec := HSunApparentRaDecN(jd, n)
return TopocentricRaDec(geocentricRA, geocentricDec, observerLat, observerLon, TD2UT(jd, false), EarthAwayN(jd, n), height)
func sunTopocentricApparentRaDecN(jde, observerLon, observerLat, height float64, n int) (float64, float64) {
geocentricRA, geocentricDec := HSunApparentRaDecN(jde, n)
return TopocentricRaDec(geocentricRA, geocentricDec, observerLat, observerLon, TT2UTC(jde), EarthAwayN(jde, n), height)
}
func brightLimbPositionAngleFromRaDec(sunRA, sunDec, bodyRA, bodyDec float64) float64 {