Web19 sep. 2024 · We use lines of longitude to find out how far east or west a place is. These lines run from the top of the Earth to the bottom. The globe above shows lines of longitude. Web20 jul. 1998 · Measured also in degrees, minutes, and seconds, longitude is the amount of arc created by drawing first a line from Earth’s centre to the intersection of the Equator and the prime meridian and then another line from Earth’s centre to any … Latitude and longitude are a system of lines used to describe the location of any … coordinate system, Arrangement of reference lines or curves used to identify … parallel, imaginary line extending around the Earth parallel to the equator; it is … map, graphic representation, drawn to scale and usually on a flat surface, of … Sir Harold Jeffreys, (born April 22, 1891, Fatfield, Durham, England—died March … From science to history, Britannica brings data and information to life in a new … Hipparchus thus calculated that the mean distance of the Moon from Earth is 77 … On This Day In History: anniversaries, birthdays, major events, and time …

How To Determine Longitude » Theblogy.com

Web8 mrt. 2024 · Latitude and longitude coordinates are determined by figuring out where someone is on Earth in relation to the equator and the prime meridian. Because the Earth is a sphere, locations can be precisely measured … WebLongitude is measured in degrees, minutes, and seconds. Although latitude lines are always equally spaced, longitude lines are furthest from each other at the equator and … how to share gdrive link

Sunrise equation - Wikipedia

WebEnter latitude and longitude of two points, select the desired units: nautical miles (n mi), statute miles (sm), or kilometers (km) and click Compute. Latitudes and longitudes may … The concept of longitude was first developed by ancient Greek astronomers. Hipparchus (2nd century BCE) used a coordinate system that assumed a spherical Earth, and divided it into 360° as we still do today. His prime meridian passed through Alexandria. He also proposed a method of determining longitude by comparing the local time of a lunar eclipse at two different places, thus demonstrating an understanding of the relationship between longitude and time. . Claudius Ptole… WebIt is formulated as: cos⁡ω∘=−tan⁡ϕ×tan⁡δ{\displaystyle \cos \omega _{\circ }=-\tan \phi \times \tan \delta } where: ω∘{\displaystyle \omega _{\circ }}is the solar hour angleat either sunrise(when negative value is taken) or sunset(when positive value is taken); ϕ{\displaystyle \phi }is the latitudeof the observer on the Earth; how to share gif on whatsapp