Smithsonian Contributions to KnowledgeSmithsonian Institution, 1863 - 151 páginas |
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Página 5
... longitude 70 ° 53 ' , or 4h 43m.5 west of Greenwich.1 The first column for each day is copied from the original log - book , the second column contains the reduction to the adopted zero of scale found graphically as explained , and the ...
... longitude 70 ° 53 ' , or 4h 43m.5 west of Greenwich.1 The first column for each day is copied from the original log - book , the second column contains the reduction to the adopted zero of scale found graphically as explained , and the ...
Página 40
... longitude of 4h 431 TM W. The mean time was converted into apparent time by applying the equation of time . The time for the lower transit was obtained by taking the mean of the time of the preceding and following upper transit ...
... longitude of 4h 431 TM W. The mean time was converted into apparent time by applying the equation of time . The time for the lower transit was obtained by taking the mean of the time of the preceding and following upper transit ...
Página 81
... longitude 53 ° 42 ' . High water at F. & C. 6h 30m . Spring tides rise 10 feet . - Capt . Inglefield , 1853 . Whalefish Islands ( near Disco ) , latitude 68 ° 59 ′ , longitude 53 ° 13 ′ . Time of high water F. & C. 8h 15m . Highest tide ...
... longitude 53 ° 42 ' . High water at F. & C. 6h 30m . Spring tides rise 10 feet . - Capt . Inglefield , 1853 . Whalefish Islands ( near Disco ) , latitude 68 ° 59 ′ , longitude 53 ° 13 ′ . Time of high water F. & C. 8h 15m . Highest tide ...
Página 82
... longitude 70 ° 53 ' . High water at F. & C. 11h 50m , as derived from the preceding analytical expression . Rise and fall at spring tide 11.1 feet , at neap tide 4.7 feet , average range 7.9 feet . By means of the difference in the ...
... longitude 70 ° 53 ' . High water at F. & C. 11h 50m , as derived from the preceding analytical expression . Rise and fall at spring tide 11.1 feet , at neap tide 4.7 feet , average range 7.9 feet . By means of the difference in the ...
Página
... Longitude 59 ° 50 ′ west . They then steered northward with the hope of finding a passage westward in a higher latitude , but in this they were disappointed , and , on the 19th of August , became entangled in the ice , and thus remained ...
... Longitude 59 ° 50 ′ west . They then steered northward with the hope of finding a passage westward in a higher latitude , but in this they were disappointed , and , on the 19th of August , became entangled in the ice , and thus remained ...
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Términos y frases comunes
annual variation April May June aurora b c m Baffin Bay Bellot Straits bi-hourly bifilar bm z 66 BOARD THE YACHT Calm 1 N. E. Calm Calm Calm copper curves Dawn at 7h deflection diagram difference Dip reduced Dip when loaded disturbances diurnal variation Div's dovekies dusk at 4h epoch Fahr fathoms February March April feet Girard College horizontal force Hour angle hourly January February March July August Latitude lunar lunar effect Lunitidal interval magnetic declination maxima and minima maximum Mean Lat Midn't midnight minimum month monthly mean moon Moon's N. W. by N Needle Noon Philadelphia Port Kennedy readings Referred mean Relative total intensity Rensselaer Harbor scale divisions seen summer Temp temperature Toronto values W. N. W. Calm weight wind winter YACHT FOX ос