|
gptkbp:instance_of
|
gptkb:chronograph
|
|
gptkbp:are_known_for
|
their reliability
|
|
gptkbp:associated_with
|
gptkb:the_Royal_Navy
British naval history
exploration of the Pacific Ocean
|
|
gptkbp:awarded_for
|
gptkb:Longitude_Prize
|
|
gptkbp:competed_in
|
lunar distance method
|
|
gptkbp:contributed_to
|
the Age of Enlightenment
|
|
gptkbp:design_feature
|
temperature compensation
|
|
gptkbp:developed_by
|
gptkb:18th_century
John Harrison and his sons
|
|
gptkbp:exhibited_at
|
gptkb:Royal_Observatory,_Greenwich
|
|
gptkbp:featured_in
|
gptkb:historical_texts
historical documentaries
|
|
gptkbp:first_successful_model
|
H4
|
|
gptkbp:first_successful_use
|
1761
|
|
gptkbp:historical_impact
|
maritime exploration
|
|
gptkbp:historical_significance
|
improved maritime safety
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Harrison's chronometers
|
|
gptkbp:influenced
|
gptkb:navigation_system
gptkb:scientific_research
global trade routes
timekeeping standards
|
|
gptkbp:inspired
|
future chronometer designs
modern GPS technology
future innovations in timekeeping
|
|
gptkbp:invention
|
gptkb:Harrison's_designs
gptkb:John_Harrison_XX
|
|
gptkbp:is_adopted_by
|
by navies worldwide
|
|
gptkbp:is_celebrated_in
|
historical reenactments
maritime museums
|
|
gptkbp:is_essential_for
|
safe navigation
|
|
gptkbp:is_examined_in
|
scientific studies
|
|
gptkbp:is_recognized_as
|
a major technological advancement
|
|
gptkbp:is_recognized_for
|
precision and reliability
|
|
gptkbp:is_studied_in
|
gptkb:historians
|
|
gptkbp:legacy
|
John Harrison's contributions to science
|
|
gptkbp:made_of
|
brass and wood
|
|
gptkbp:material
|
brass
|
|
gptkbp:mechanical_precision
|
high precision engineering
|
|
gptkbp:mechanism_of_action
|
gptkb:Pendulum
|
|
gptkbp:notable_achievement
|
first practical solution to the longitude problem
|
|
gptkbp:notable_examples
|
gptkb:H4_chronometer
|
|
gptkbp:notable_feature
|
self-winding mechanism
|
|
gptkbp:notable_for
|
its innovative design
|
|
gptkbp:part_of
|
the maritime heritage
the history of navigation
|
|
gptkbp:performance
|
within one second per day
|
|
gptkbp:recognized_by
|
gptkb:British_government
the scientific community
|
|
gptkbp:reign
|
timekeeping at sea
|
|
gptkbp:set_a_standard
|
for future timekeepers
|
|
gptkbp:significance
|
solved the problem of longitude
|
|
gptkbp:used_by
|
gptkb:explorers
gptkb:navigation
|
|
gptkbp:used_for
|
determining longitude at sea
|
|
gptkbp:used_in
|
gptkb:scientific_experiments
naval expeditions
|
|
gptkbp:was_a_demonstration_of
|
the importance of accurate timekeeping
|
|
gptkbp:was_a_factor_in
|
the success of maritime trade
|
|
gptkbp:were
|
used by sailors
more accurate than previous methods
tested by the British Admiralty
|
|
gptkbp:were_a_breakthrough_in
|
navigational technology
|
|
gptkbp:were_essential_tools_for
|
explorers and navigators.
|
|
gptkbp:were_eventually_recognized_as
|
the standard for maritime timekeeping
|
|
gptkbp:were_tested_at_sea
|
on voyages
|