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feat: 完善时标与天象几何计算并扩展输出接口

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- 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
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basic/neptune_events.go
+27 -27
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@@ -74,15 +74,15 @@ func neptuneConjunctionFull(jde, degree float64, next uint8) float64 {
} else {
jde += daysPerDegree * currentDelta
}
estimateJD := jde
estimateJDE := jde
converged := false
for i := 0; i < eventNewtonMaxIterations; i++ {
prevJD := estimateJD
longitudeDelta := neptuneSunLongitudeDelta(prevJD, degree, true)
longitudeSlope := (neptuneSunLongitudeDelta(prevJD+0.000005, degree, true) - neptuneSunLongitudeDelta(prevJD-0.000005, degree, true)) / 0.00001
nextJD := prevJD - longitudeDelta/longitudeSlope
estimateJD = nextJD
if math.Abs(nextJD-prevJD) <= 0.00001 {
prevJDE := estimateJDE
longitudeDelta := neptuneSunLongitudeDelta(prevJDE, degree, true)
longitudeSlope := (neptuneSunLongitudeDelta(prevJDE+0.000005, degree, true) - neptuneSunLongitudeDelta(prevJDE-0.000005, degree, true)) / 0.00001
nextJD := prevJDE - longitudeDelta/longitudeSlope
estimateJDE = nextJD
if math.Abs(nextJD-prevJDE) <= 0.00001 {
converged = true
break
}
@@ -90,7 +90,7 @@ func neptuneConjunctionFull(jde, degree float64, next uint8) float64 {
if !converged {
return math.NaN()
}
return TD2UT(estimateJD, false)
return TT2UTC(estimateJDE)
}
func neptuneConjunction(jde, degree float64, next uint8) float64 {
@@ -105,15 +105,15 @@ func neptuneConjunction(jde, degree float64, next uint8) float64 {
} else {
jde += daysPerDegree * currentDelta
}
estimateJD := jde
estimateJDE := jde
converged := false
for i := 0; i < eventNewtonMaxIterations; i++ {
prevJD := estimateJD
longitudeDelta := neptuneSunLongitudeDeltaN(prevJD, degree, true, neptuneEventSearchN)
longitudeSlope := (neptuneSunLongitudeDeltaN(prevJD+0.000005, degree, true, neptuneEventSearchN) - neptuneSunLongitudeDeltaN(prevJD-0.000005, degree, true, neptuneEventSearchN)) / 0.00001
nextJD := prevJD - longitudeDelta/longitudeSlope
estimateJD = nextJD
if math.Abs(nextJD-prevJD) <= neptunePhaseCoarseTolerance {
prevJDE := estimateJDE
longitudeDelta := neptuneSunLongitudeDeltaN(prevJDE, degree, true, neptuneEventSearchN)
longitudeSlope := (neptuneSunLongitudeDeltaN(prevJDE+0.000005, degree, true, neptuneEventSearchN) - neptuneSunLongitudeDeltaN(prevJDE-0.000005, degree, true, neptuneEventSearchN)) / 0.00001
nextJD := prevJDE - longitudeDelta/longitudeSlope
estimateJDE = nextJD
if math.Abs(nextJD-prevJDE) <= neptunePhaseCoarseTolerance {
converged = true
break
}
@@ -123,12 +123,12 @@ func neptuneConjunction(jde, degree float64, next uint8) float64 {
}
converged = false
for i := 0; i < eventNewtonMaxIterations; i++ {
prevJD := estimateJD
longitudeDelta := neptuneSunLongitudeDelta(prevJD, degree, true)
longitudeSlope := (neptuneSunLongitudeDelta(prevJD+0.000005, degree, true) - neptuneSunLongitudeDelta(prevJD-0.000005, degree, true)) / 0.00001
nextJD := prevJD - longitudeDelta/longitudeSlope
estimateJD = nextJD
if math.Abs(nextJD-prevJD) <= 0.00001 {
prevJDE := estimateJDE
longitudeDelta := neptuneSunLongitudeDelta(prevJDE, degree, true)
longitudeSlope := (neptuneSunLongitudeDelta(prevJDE+0.000005, degree, true) - neptuneSunLongitudeDelta(prevJDE-0.000005, degree, true)) / 0.00001
nextJD := prevJDE - longitudeDelta/longitudeSlope
estimateJDE = nextJD
if math.Abs(nextJD-prevJDE) <= 0.00001 {
converged = true
break
}
@@ -136,7 +136,7 @@ func neptuneConjunction(jde, degree float64, next uint8) float64 {
if !converged {
return math.NaN()
}
return TD2UT(estimateJD, false)
return TT2UTC(estimateJDE)
}
func LastNeptuneConjunction(jde float64) float64 {
@@ -175,22 +175,22 @@ func neptuneRetrogradeAroundOpposition(oppositionJD float64, searchBeforeOpposit
if !isFiniteFloat(oppositionJD) {
return math.NaN()
}
oppositionTT := TD2UT(oppositionJD, true)
oppositionTT := UTC2TT(oppositionJD)
startTT := oppositionTT
endTT := oppositionTT
if searchBeforeOpposition {
easternQuadratureUT := neptuneConjunction(oppositionTT, 90, 0)
startTT = TD2UT(easternQuadratureUT, true)
startTT = UTC2TT(easternQuadratureUT)
} else {
westernQuadratureUT := neptuneConjunction(oppositionTT, 270, 1)
endTT = TD2UT(westernQuadratureUT, true)
endTT = UTC2TT(westernQuadratureUT)
}
bestJD := zeroEventInWindow(startTT, endTT, 2.0, 2.0, 30.0/86400.0, func(jd float64) float64 {
bestJDE := zeroEventInWindow(startTT, endTT, 2.0, 2.0, 30.0/86400.0, func(jd float64) float64 {
return neptuneRADerivativeN(jd, stationDerivativeStepDay, neptuneEventSearchN)
}, func(jd float64) float64 {
return neptuneRADerivative(jd, stationDerivativeStepDay)
})
return TD2UT(bestJD, false)
return TT2UTC(bestJDE)
}
func NextNeptuneRetrogradeToPrograde(jde float64) float64 {