A navigational aid (NAVAID), also known as aid to navigation (ATON), is any sort of signal, markers or guidance equipment which aids the traveler in navigation...

the seabed, details of the coastline, navigational hazards, locations of natural and human-made aids to navigation, and human-made structures such as harbours...

breadcrumb or breadcrumb trail is a graphical control element used as a navigational aid in user interfaces and on web pages. It allows users to keep track...

light from a system of lamps and lenses and to serve as a beacon for navigational aid for maritime pilots at sea or on inland waterways. Lighthouses mark...

around midnight and in the February evening sky. Orion is very useful as an aid to locating other stars. By extending the line of the Belt southeastward...

Flower-class corvette. A barber pole motif has been used as a daymark and navigational aid for lighthouses. The White Shoal Light is the only "barber pole" lighthouse...

used as an aviation or marine navigational aid. NDB are in contrast to directional radio beacons and other navigational aids, such as low-frequency radio...

identification. Conversion from this audio signal into a usable navigation aid is done by a navigation converter, which takes the reference signal and compares...

Saikhowa and Sadiya To provide the safe navigation for various vessels, day navigation marks with bamboos and navigational lights fixed on country boats/beacons...

The Transcontinental Airway System was a navigational aid deployed in the United States during the 1920s. In 1923, the United States Congress funded a...

references. Jamming reduced its usefulness as a bombing aid, but it remained in use as a navigational aid in the UK area throughout and after the war. Gee remained...

Hatteras, a key navigation point along the eastern seaboard of the United States Cape Hatteras Lighthouse, a historic navigational aid Vehicles: USS Hatteras...

A daymark is a navigational aid for sailors and pilots, distinctively marked to maximize its visibility in daylight. The word is also used in a more specific...

approach point (MAPt). The FAF/FAP is generally either a co-located navigational aid beacon (for example a non-directional beacon) or known distance to...

A navigation system is a computing system that aids in navigation. Navigation systems may be entirely on board the vehicle or vessel that the system is...

manufacturer Simplified directional facility, an aviation instrument approach navigational aid Stochastic discount factor, in econometrics This disambiguation page...

Reach and Halfway Reach. An unmanned lighthouse on Crossness is a navigational aid to shipping. Crossness is the location of the Crossness Sewage Treatment...

animation of a Celatone and its use in discovering the longitude for marine navigation Dockrey celatone "Apparatus to render a telescope manageable on shipboard"...

The GPS-aided GEO augmented navigation (GAGAN) is an implementation of a regional satellite-based augmentation system (SBAS) by the Government of India...

The lighthouse was automated in 1978, and continues to operate as a navigational aid to the nearby Intracoastal Waterway. The island is part of the Stewart...

a horse's body takes as it goes over a jump Bascule light, a small navigational aid popular in Denmark up to the 18th century Cecal bascule, a cause of...

datastore Non-directional beacon, a fixed radio transmitter used as a navigational aid Nerima Daikon Brothers, an anime series Neue Deutsche Biographie, a...

barrel of the foremast or crow's nest of an oceangoing vessel as a navigational aid. In early ships the crow's nest was simply a barrel or a basket lashed...

haphazardly by drifting and without navigational aids. Lewis documented many non-instrumental methods used for navigation, most explainable by science except...

Navigational instruments are instruments used by nautical navigators and pilots as tools of their trade. The purpose of navigation is to ascertain the...

cultural information. At its core, a songline functions as both a navigational aid and a repository of cultural knowledge. Embedded within traditional...

A rhumbline network (or windrose network) is a navigational aid consisting in lines drawn from multiple vertices in different directions forming a web-like...

distress in order to go to their aid. There are several methods used to measure navigation bearings including: In land navigation, a 'bearing' is ordinarily...

identifiers in Morse code. Aeronautical charts show the identifier of each navigational aid next to its location on the map. In addition, rapidly moving field...

electronic navigation system such as an NDB, TACAN, VOR, ILS/MLS and RNAV.: 981–982  The chart name reflects the primary navigational aid (NAVAID), if...