Clock (redirect from Chronometer) A clock or chronometer is a device that measures and displays time. The clock is one of the oldest human inventions, meeting the need to measure intervals... 96 KB (11,198 words) - 00:38, 30 April 2024 |
A marine chronometer is a precision timepiece that is carried on a ship and employed in the determination of the ship's position by celestial navigation... 43 KB (4,803 words) - 20:12, 26 April 2024 |
John Harrison (redirect from H4 chronometer) 1776) was an English carpenter and clockmaker who invented the marine chronometer, a long-sought-after device for solving the problem of calculating longitude... 54 KB (6,878 words) - 18:22, 9 April 2024 |
Chronometers were formerly used for the accurate determination of longitude by ships at sea. By measuring the time of local solar noon compared to the... 47 KB (3,676 words) - 17:17, 9 February 2024 |
Contrôle officiel suisse des Chronomètres (COSC), the Official Swiss Chronometer Testing Institute, is the institute responsible for certifying the accuracy... 23 KB (2,628 words) - 07:19, 6 November 2023 |
Thomas Mercer Chronometers is a British company specialising in the design and production of bespoke chronometers. The story begins with John Harrison... 10 KB (1,113 words) - 13:18, 29 April 2024 |
Longitude by chronometer is a method, in navigation, of determining longitude using a marine chronometer, which was developed by John Harrison during... 9 KB (1,388 words) - 06:02, 17 November 2023 |
Hamilton Watch Company (section Marine chronometers) participate in domestically mass-producing chronometers. Hamilton was provided with two Swiss Ulysse Nardin marine chronometers to examine. Hamilton successfully... 19 KB (2,144 words) - 17:37, 23 April 2024 |
An observatory chronometer is a timepiece that has passed stringent testing and a slate of accuracy tests. Thus, the "observatory trial" developed as... 7 KB (855 words) - 18:39, 10 October 2023 |