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Word A Word B Word C Word D Occurrence Frequency Band MI MI Band Prominent
earth_n great_a moon_n sun_n 7,325 5 7.3979 4 true
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ID Title Author Corrected Date of Publication (TCP Date of Publication) STC Words Pages
A64474 A light to the longitude, or, The use of an instrument called the seaman's director speedily resolving all astronomical cases and questions concerning the sun, moon, and stars : with several propositions whereby sea-men may find at what meridian and longitude they are at in all parts of the world : published for the advance of navigation / by Robert Theaker. Theaker, Robert. 1665 (1665) Wing T844; ESTC R1274 25,756 42

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a_o light_n to_o the_o longitude_a or_o the_o use_n of_o a_o instrument_n call_v the_o seaman_n director_n speedy_o resolve_v all_o astronomical_a case_n and_o question_n concern_v the_o sun_n moon_n and_o star_n with_o several_a proposition_n whereby_o seaman_n may_v find_v at_o what_o meridian_n and_o longitude_n they_o be_v at_o in_o all_o part_n of_o the_o world_n publish_a for_o the_o advance_v of_o navigation_n by_o robert_n theaker_n license_v june_n 28._o 1665._o roger_n l'estrange_n london_n print_v by_o william_n godbid_v for_o william_n fisher_n at_o the_o postern-gate_n near_o tower-hill_n 1665._o the_o content_n the_o description_n of_o the_o upper_a moving-sphere_n or_o plain_n represent_v the_o celestial_a globe_n pag._n 3._o have_v the_o day_n of_o the_o month_n know_v to_o find_v the_o sun_n declination_n his_o place_n sign_n and_o degree_n in_o the_o ecliptic_a and_o his_o right_a ascension_n in_o degree_n and_o minute_n or_o in_o hour_n and_o minute_n p._n 5._o the_o sun_n place_n in_o the_o ecliptic_a be_v know_v to_o find_v the_o hour_n and_o minute_n of_o the_o sun_n be_v rise_v or_o set_v any_o day_n of_o the_o year_n p._n 6._o to_o find_v any_o fix_a star_n declination_n right_a ascension_n in_o degree_n and_o minute_n or_o in_o hour_n and_o minute_n his_o place_n sign_n and_o degree_n or_o longitude_n in_o the_o ecliptic_a and_o day_n of_o the_o month_n belong_v to_o that_o star_n p._n 8._o to_o find_v every_o day_n in_o the_o year_n when_o any_o of_o the_o fix_a star_n come_v to_o the_o south_n p._n 10._o to_o find_v every_o day_n in_o the_o year_n when_o any_o of_o the_o fix_a star_n rise_v or_o set_v p._n 11._o to_o find_v the_o sun_n be_v rise_v or_o set_v the_o same_o way_n as_o you_o find_v the_o star_n rise_v or_o set_v p._n 12._o to_o find_v the_o sun_n altitude_n every_o day_n of_o the_o year_n when_o he_o come_v to_o the_o meridian_n p._n 14._o to_o find_v every_o day_n how_o many_o degree_n the_o sun_n or_o star_n dip_v or_o go_v under_o the_o horizon_n at_o midnight_n also_o to_o find_v the_o amplitude_n of_o the_o sun_n or_o star_n every_o day_n in_o the_o year_n at_o their_o rise_n or_o set_v p._n 15._o to_o find_v at_o all_o time_n when_o the_o north_n star_n be_v direct_o south_n above_o the_o pole_n or_o north_n under_o the_o pole_n p._n 17._o to_o draw_v the_o parallel_n of_o the_o sun_n or_o star_n declination_n and_o thereby_o to_o know_v when_o they_o rise_v or_o set_v or_o whether_o they_o rise_v or_o set_v at_o all_o ibid._n to_o find_v every_o day_n in_o the_o year_n at_o what_o time_n any_o of_o the_o planet_n come_v to_o the_o south_n p._n 18._o to_o find_v the_o true_a distance_n of_o the_o moon_n be_v motion_n from_o the_o sun_n p._n 19_o to_o find_v the_o longitude_n by_o know_v when_o any_o of_o the_o fix_a star_n come_v to_o the_o south_n p._n 20._o to_o find_v exact_o the_o true_a meridian_n and_o longitude_n of_o the_o city_n of_o london_n p._n 22._o the_o first_o of_o april_n i_o demand_v how_o the_o proper_a and_o particular_a meridian_n and_o longitude_n of_o the_o city_n of_o london_n may_v be_v find_v and_o discover_v by_o this_o instrument_n p._n 23._o to_o find_v the_o true_a longitude_n of_o the_o city_n of_o london_n at_o the_o sun_n be_v set_v p._n 24._o to_o find_v the_o true_a longitude_n of_o the_o city_n of_o london_n at_o the_o sun_n be_v rise_v p._n 25._o to_o find_v the_o true_a longitude_n of_o the_o city_n of_o london_n by_o the_o moon_n when_o she_o come_v to_o the_o south_n p._n 26._o to_o find_v the_o true_a longitude_n of_o the_o city_n of_o london_n by_o the_o moon_n when_o she_o come_v to_o the_o south_n p._n 27._o two_o several_a question_n by_o find_v the_o moon_n south_n to_o know_v what_o meridian_n you_o be_v at_o p._n 29._o the_o first_o question_n ibid._n the_o rule_n and_o reason_n for_o turn_v the_o upper_a sphere_n be_v from_o 360_o degree_n p._n 31._o to_o cut_v the_o orison_n for_o all_o latitude_n p._n 32._o to_o the_o king_n be_v 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spherical_a triangle_n which_o many_o man_n do_v never_o attain_v to_o also_o by_o frequent_a practice_n and_o a_o little_a instruction_n in_o use_v this_o instrument_n all_o the_o constellation_n and_o fix_a star_n in_o the_o heaven_n be_v ready_o find_v out_o and_o know_v in_o all_o place_n at_o any_o hour_n of_o the_o night_n very_o helpful_a to_o practical_a seaman_n in_o the_o art_n of_o navigation_n and_o be_v join_v with_o the_o true_a nature_n and_o way_n of_o the_o turn_v this_o instrument_n i_o suppose_v they_o will_v speedy_o find_v at_o what_o particular_a meridian_n they_o be_v at_o which_o be_v indeed_o true_a astronomical_a geographical_a and_o hydrographical_a longitude_n and_o be_v not_o the_o measure_n of_o distance_n betwixt_o any_o two_o meridian_n by_o pendulum_n sand-glass_n water-glass_n etc._n etc._n but_o offer_v to_o find_v under_o which_o of_o the_o 360_o meridian_n all_o island_n head_n land_n main-land_n city_n and_o town_n be_v true_o situate_v and_o 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the_o low_a fix_v plain_a in_o this_o instrument_n be_v place_v 3_o hour-circle_n the_o outwardmost_a with_o 24_o hour_n at_o ♈_o aries_n be_v to_o measure_v the_o right_a ascension_n in_o time_n the_o middle_a hour-circle_n which_o i_o call_v ♈_o aries_n hour-circle_n beginning_n at_o 12_o a_o clock_n and_o 20_o degree_n longitude_n be_v proper_a for_o the_o meridian_n of_o london_n to_o measure_v the_o hour_n of_o the_o day_n or_o night_n the_o three_o next_o the_o equinoctial_a be_v to_o measure_v time_n from_o the_o general_a or_o first_o astronomical_a meridian_n according_a to_o the_o distance_n betwixt_o the_o sun_n or_o star_n to_o find_v the_o longitude_n by_o know_v when_o any_o of_o the_o fix_a star_n come_v to_o the_o south_n first_o you_o must_v observe_v that_o by_o this_o projection_n in_o the_o low_o fix_v plain_a represent_v the_o terrestrial_a globe_n at_o one_o single_a certain_a point_n take_v in_o the_o equinoctial_a there_o be_v set_v and_o place_v 360_o degree_n 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longitude_n then_o take_v notice_n of_o any_o of_o the_o fix_a star_n place_v upon_o the_o upper_a move_a plain_n in_o this_o instrument_n and_o bring_v the_o move_a index_n to_o cut_v that_o star_n and_o in_o the_o outward_a hour-circle_n you_o will_v find_v the_o hour_n and_o minute_n of_o that_o star_n come_v to_o the_o south_n when_o the_o day_n of_o the_o sun_n stand_v at_o 360_o degree_n in_o the_o equinoctial_a which_o on_o the_o same_o day_n of_o the_o sun_n will_v show_v one_o and_o the_o same_o hour_n and_o minute_n for_o the_o star_n be_v south_n in_o all_o the_o particular_a longitud_n of_o the_o world_n and_o so_o that_o hour_n common_a to_o all_o longitud_n can_v distinguish_v the_o particular_a meridian_n of_o any_o of_o they_o but_o this_o instrument_n from_o that_o ground_n will_v show_v each_o proper_a and_o particular_a meridian_n and_o longitude_n of_o all_o place_n upon_o the_o terrestrial_a globe_n which_o can_v be_v remove_v or_o alter_v for_o if_o you_o count_v 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