xyz.thoren.equinox — xyz.thoren/equinox 1.1.0

december-solstice clj/s

(december-solstice year)

Given a year, return a map with the Gregorian time of the December solstice.

See also: jdn->gregorian-time.

Example: (december-solstice 2021) => {:year 2021, :month 12, :day 21, :hour 15, :minute 46, :second 8}

jdn->gregorian-time clj/s

(jdn->gregorian-time jdn)

Given a Julian Day Number jdn, return a map with the Gregorian time.

Example: (jdn->gregorian-time 2459293.8997175973) => {:year 2021, :month 3, :day 20, :hour 9, :minute 35, :second 35}

june-solstice clj/s

(june-solstice year)

Given a year, return a map with the Gregorian time of the June solstice.

See also: jdn->gregorian-time.

Example: (june-solstice 2021) => {:year 2021, :month 6, :day 21, :hour 3, :minute 24, :second 13}

march-equinox clj/s

(march-equinox year)

Given a year, return a map with the Gregorian time of the March equinox.

See also: jdn->gregorian-time.

Example: (march-equinox 2021) => {:year 2021, :month 3, :day 20, :hour 9, :minute 35, :second 35}

september-equinox clj/s

(september-equinox year)

Given a year, return a map with the Gregorian time of the September equinox.

See also: jdn->gregorian-time.

Example: (september-equinox 2021) => {:year 2021, :month 9, :day 22, :hour 19, :minute 11, :second 14}