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2. Heading (navigation) - Wikipedia

   en.wikipedia.org/wiki/Heading_(navigation)

   In navigation, the heading of a vessel or aircraft is the compass direction in which the craft's bow or nose is pointed. Note that the heading may not necessarily be the direction that the vehicle actually travels, which is known as its course or track. Any difference between the heading and course is due to the motion of the underlying medium ...

3. Course (navigation) - Wikipedia

   en.wikipedia.org/wiki/Course_(navigation)

   Course (navigation) Instruments used to plot a course on a nautical chart. In navigation, the course of a watercraft or aircraft is the cardinal direction in which the craft is to be steered. The course is to be distinguished from the heading, which is the direction where the watercraft's bow or the aircraft's nose is pointed.

4. List of stars for navigation - Wikipedia

   en.wikipedia.org/wiki/List_of_stars_for_navigation

   Equatorial stars[edit] Equatorial stars of the eastern hemisphere. The equatorial region of the celestial sphere's eastern hemisphere includes 17 navigational stars from Alpheratz in the constellation Andromeda to Denebola in Leo. It also includes stars from the constellations Cetus, Aries, Taurus, Orion, Canis Major and Minor, Gemini, and Hydra.

5. Satellite navigation - Wikipedia

   en.wikipedia.org/wiki/Satellite_navigation

   A satellite navigation or satnav system is a system that uses satellites to provide autonomous geopositioning. A satellite navigation system with global coverage is termed global navigation satellite system ( GNSS ). As of 2024, four global systems are operational: the United States 's Global Positioning System (GPS), Russia 's Global ...

6. Area navigation - Wikipedia

   en.wikipedia.org/wiki/Area_navigation

   Area navigation ( RNAV, usually pronounced as / ˈɑːrnæv / " ar-nav") is a method of instrument flight rules (IFR) navigation that allows an aircraft to choose any course within a network of navigation beacons, rather than navigate directly to and from the beacons. This can conserve flight distance, reduce congestion, and allow flights into ...

7. Navigational instrument - Wikipedia

   en.wikipedia.org/wiki/Navigational_instrument

   Navigational instrument. Navigational instruments are instruments used by nautical navigators and pilots as tools of their trade. The purpose of navigation is to ascertain the present position and to determine the speed, direction, etc. to arrive at the port or point of destination.