eveningNauticalTwilight property
Twilight
eveningNauticalTwilight
The evening nautical twilight.
The nautical twilight is when the centre of the Sun is between 6° and 12° below the sensible horizon. The sea horizon is no longer visible and it can be considered to be dark for normal practical purposes.
Implementation
Twilight get eveningNauticalTwilight => _eveningNauticalTwilight ??= Twilight(
SunriseSunsetCalculator(instant, latitude, longitude,
sunZenithDistance: 96.0)
.calculateSunset(),
SunriseSunsetCalculator(instant, latitude, longitude,
sunZenithDistance: 102.0)
.calculateSunset(),
);