julianday

func AppendFormat ¶

func AppendFormat(dst []byte, t time.Time) []byte

AppendFormat is like Format but appends the textual representation to dst and returns the extended buffer.

func Date ¶

func Date(t time.Time) (day, nsec int64)

Date returns the Julian day number for t, and the nanosecond offset within that day, in the range [0, 86399999999999].

func Float ¶

func Float(t time.Time) float64

Float returns the Julian date for t as a float64.

In the XXI century, this has submillisecond precision.

func FloatTime ¶

func FloatTime(date float64) time.Time

FloatTime returns the UTC Time corresponding to a Julian date. Not all date values have a corresponding time value.

In the XXI century, this has submillisecond precision.

func Format ¶

func Format(t time.Time) string

Format returns the Julian date for t as a string.

This has nanosecond precision.

func Parse ¶

func Parse(s string) (time.Time, error)

Parse parses a formatted Julian date and returns the UTC Time it represents.

This has nanosecond precision.

func Time ¶

func Time(day, nsec int64) time.Time

Time returns the UTC Time corresponding to the Julian day number and nanosecond offset within that day. Not all day values have a corresponding time value.