options.returnTimeForPNMS renamed to settings.returnTimeForNoEventCase.Browser support for browsers not supported by Luxon dropped.Inputs and outputs are now Luxon DateTime objects instead of moment objects.Switched to using Luxon instead of moment-timezone.Īdded function yearAllMoonPhases. Tests can also be run in the console via npm run node-test. (Some times which fall under the exception above have beenĮxcluded from testing, they are listed as empty strings in referenceTimes.ts.) In test/tests.ts is set to 0, about 2% of the tests will fail. When ma圎rror (maximum deviation in minutes for the test to pass) Test/index.html can be run to verify this if you downloaded the entire For sunrise and sunset, this onlyĪffects regions within the polar circles which experience polar night and Occur, where the discrepancy can be larger. Immediately preceeding or following periods for which the given event does not and found that almost 98% agreed to the minute, with almost theĮntire rest deviating by at most one minute. Longitude to outside sources such as the US Naval Observatory and Over 50,000 times across 16 locations spanning extremes of latitude and To ensure a correct implementation, I have compared The algorithms themselves use many higher-order corrections in order to achieveĪ high degree of accuracy. format ( sunrise, 'HH:mm' ) ) > 06: 00 ‡ Accuracy sunrise ( datetime, latitude, longitude ) console. datetime, latitude, and longitude correspond to a location and time which // experiences midnight sun MeeusSunMoon. This way, the fact that this is not an actual sunrise/sunset time can be retrieved Will have a property errorCode set to either 'SUN_HIGH' or 'SUN_LOW'. Additionally, the DateTime object that is returned The times returned are 0:30h, 1:00h, and 1:30h earlier / later, respectively, Standard time for sunset (For civil, nautical, and astronomical dawn and dusk, 7:00 local time if DST is in effect) for sunrise and 18:00 local If set to true, the return time will be 6:00 local standard If set to false, a string is returned, either 'SUN_HIGH' or Time can be returned because the sun is too high or too low during the entireĭay. ReturnTimeForNoEventCase handles the behaviour when no sunrise, sunset, etc. RoundToNearestMinute rounds the reported time: up if seconds are 30+, down if
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