package basic import () // MoonHorizonWithInstance 用指定星历实例求值;inst 为 nil 时用进程当前模型 / evaluation with an explicit instance; nil uses the process model. func MoonHorizonWithInstance(jdUTC float64, samples int, inst *Instance) [][2]float64 { if !finite(jdUTC) { return nil } return MoonStateAtWithInstance(jdUTC, inst).MoonHorizon(samples) }