We have an app for iPhones, iPads and iPod touch. Golf, Worldwide - a selection of courses from around the world are on our Worldwide Golf Courses page. Golf, USA - find calendars for over 15,000 courses on our USA Golf page. National Park calendar from our selection of over 100 park locations. Trouble viewing this format? Use the classic pages. Sunrise, sunset, moonrise, moonset, moon phases, solstices, equinoxes, and dawn, dusk and other twilight times. Solar noon is not necessarily the same as noon time of the provides free custom calendars for any location around the world with Solar noon is defined as peak of the sun's transit, which is the moment when the sun is halfway between sunrise and sunset. Astronomical twilight occurs from the point of nautical dusk until astronomical dusk. Astronomical DuskĪstronomical dusk is defined as the moment in the evening when the center of the sun is at a depression angle of eighteen degrees 18° below the horizon. Astronomical twilight occurs from astronomical dawn until the point of nautical dawn. Astronomical DawnĪstronomical dawn is defined as the moment in the morning when the center of the sun is at a depression angle of eighteen degrees 18° below the horizon. Astronomical Twilight, Dawn and DuskĪstronomical twilight occurs when the center of the sun is 18° below the horizon. Nautical twilight occurs from the point of civil dusk until nautical dusk. Nautical dusk is defined as the moment in the evening when the center of the sun is at a depression angle of twelve degrees 12° below the horizon. Nautical twilight occurs from nautical dawn until the point of civil dawn. Nautical dawn is defined as the moment in the morning when the center of the sun is at a depression angle of twelve degrees 12° below the horizon. Nautical twilight occurs when the center of the sun is 12° below the horizon. Evening civil twilight occurs from the point of sunset through civil dusk. The moment in the evening when the center of the sun is at a depression angle of six degrees 6° below the horizon. Morning civil twilight occurs from civil dawn until sunrise. The moment in the morning when the center of the sun is at a depression angle of six degrees 6° below the horizon. This is what people generally mean when they say "dawn" or "dusk". Civil twilight is defined as the moment when the center of the sun is 6° below the horizon, up until sunrise. Twilight occurs twice a day, once at dawn and once at dusk. Source:, last accessed on Civil Twilight, Dawn and Dusk There are three types of twilight: civil, nautical, and astronomical. You can see twilight in the morning at dawn, and in the evening at dusk. Twilight is the time when the sky is somewhat light but the sun is not above the horizon. Sunset is defined as the moment in the evening when the upper edge of the sun is in line with the horizon at 0°. Sunrise is defined as the moment in the morning when the upper edge of the sun is in line with the horizon at zero degrees (0°). Look up UTC offsets for time zones including information on daylight savings timeĪstronomy Definitions for Sunrise Sunset Times Sunrise.Wikipedia provides resources to look up UTC offsets: So in Pacific Daylight Time PDT, Portland's UTC offset will be one hour ahead at UTC -07:00. If you're in a location that is in daylight savings time be sure to add an hour to the offset. UTC -08:00 when in Pacific Standard Time PST. The negative longitude means the location is west of the Prime Meridian which is at 0° longitude.įor Portland, OR be sure to set the time offset to This stands for latitude 45.51421 (north of the equator) and longitude -122.68462.Right click a specific point on the Google map and you will see the latitude and longitude coordinates displayed, for example 45.51421, -122.68462.Google Maps to find your location, for example, Portland, Oregon. latitude 45° 31' and longitude -122° 41' orįind Coordinates for any Geographical Location.Using the geographical coordinates for Portland, Oregon in the US, enter them into the Sunrise Sunset Calculator like this: If your location is south of the equator you should enter a negative latitude. If your location is west of the Prime Meridian you should enter a negative longitude. If you enter degrees as a decimal number you should leave the minutes field blank. How to Enter Latitude and LongitudeĮnter degrees and minutes as whole numbers, or degrees and minutes as a decimal number. Learn more about the different types of twilight below. You can also find solar noon or dawn/dusk twilight in terms of civil, nautical or astronomical twilight. This sunrise sunset calculator finds the time of day for sunrise, sunset, dawn and dusk given latitude, longitude and UTC offset. Enter latitude and longitude and select the time zone for your location. Find sunrise and sunset times for any location on planet Earth.
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