Any instant on the day to compute (a Date; the result events are full Dates).
Longitude in degrees (−180..180).
Latitude in degrees (−90..90).
Observer height above the horizon in metres; raises the apparent
horizon so sunrise/sunset come slightly earlier/later. Default 0.
A SolarTimes record keyed by SolarTimeKey (sunrise, sunset,
dawn, dusk, goldenHour, solarNoon, nadir, …); each value is a Date. Events that
do not occur (polar day/night) come back as Invalid Date — test with isValidSolarTime.
Sunrise/sunset/twilight/golden-hour times for one day at a place — for driving a widget's timeline bands and presets. Thin wrapper over the vendored SunCalc
getTimeswith the SDK's(lng, lat)argument order.