18 lines
581 B
Go
18 lines
581 B
Go
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package star
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import (
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"time"
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"b612.me/astro/basic"
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)
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// ApparentAltitude 恒星视高度角 / apparent stellar altitude.
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func ApparentAltitude(date time.Time, ra, dec, lon, lat, pressureHPa, temperatureC float64) float64 {
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return basic.ApparentAltitude(Altitude(date, ra, dec, lon, lat), pressureHPa, temperatureC)
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}
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// ApparentZenith 恒星视天顶距 / apparent stellar zenith distance.
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func ApparentZenith(date time.Time, ra, dec, lon, lat, pressureHPa, temperatureC float64) float64 {
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return 90 - ApparentAltitude(date, ra, dec, lon, lat, pressureHPa, temperatureC)
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}
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