Pugsley's Tides: Standard Methods of Computing the Times of High Water and Low Water as Required at the U.S. Local Inspectors Examinations; an Examination SpecialtyR.M. Pugsley, 1916 - 128페이지 |
도서 본문에서
29개의 결과 중 1 - 5개
4 페이지
... results are quite near enough for ordinary , prac- tical use , and so much so that it is not necessary for the navi- gator to perform a long tedious calculation when a nearly correct result will meet the requirements . When the sun's ...
... results are quite near enough for ordinary , prac- tical use , and so much so that it is not necessary for the navi- gator to perform a long tedious calculation when a nearly correct result will meet the requirements . When the sun's ...
6 페이지
... result is found , it must be converted into civil time and so expressed . The hourly difference in the adjacent column may be given a standard value of two minutes which , when multiplied by the nearest hour of the longitude in time of ...
... result is found , it must be converted into civil time and so expressed . The hourly difference in the adjacent column may be given a standard value of two minutes which , when multiplied by the nearest hour of the longitude in time of ...
7 페이지
... result may be obtained . Beginning with the year 1916 , the nautical almanac is different from those for preceding years by which nearly every examina- tion is conducted . For that reason the almanacs for the years 1914 and 1917 are ...
... result may be obtained . Beginning with the year 1916 , the nautical almanac is different from those for preceding years by which nearly every examina- tion is conducted . For that reason the almanacs for the years 1914 and 1917 are ...
8 페이지
... result is the moon's upper transit at Baltimore , to which is added the low water interval Oh 44m and gives the astronomical date and time of low water , which is 5d 07h 35m , and being less than 12 hours is also civil time P. M. The ...
... result is the moon's upper transit at Baltimore , to which is added the low water interval Oh 44m and gives the astronomical date and time of low water , which is 5d 07h 35m , and being less than 12 hours is also civil time P. M. The ...
11 페이지
... result will be the moon's lower transit at Philadelphia . To this add the high water interval , 1h 28m , and the result will be the astronomical date and time of high water , which is 11d 01h 07m , and being less than 12 hours is also ...
... result will be the moon's lower transit at Philadelphia . To this add the high water interval , 1h 28m , and the result will be the astronomical date and time of high water , which is 11d 01h 07m , and being less than 12 hours is also ...
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자주 나오는 단어 및 구문
1/4 lunar day 10m for longitude 26 High water A. M. 2 High A. M. 3 Low Add 1 day add the high add the low added the correction astronomical date Burntcoat Head chief mate civil time P.M. coastwise steam vessels convert the astronomical correction 10m day and sub day and subtract day Low water deck department gives the astronomical gives the moon's High water ast High water civil High water interval hours to convert hours west interval High water interval Low water less than 12 Light-house longitude 5 hours Low water ast Low water civil Low water interval lunar day Low mate of ocean Moon's lower transit moon's meridian passage Moon's upper transit N. A. Cor Nautical Almanac ocean or coastwise ocean steam vessels Old Point Comfort P.M. Moon's lower pilot Port Darwin sail vessels subtract 12 hours third mate water interval High water interval Low white light wind ΙΟ
인기 인용구
100 페이지 - On the starboard side a green light so constructed as to show an unbroken light over an arc of the horizon of ten points of the compass, so fixed as to throw the light from right ahead to two points abaft the beam on...
112 페이지 - A vessel which is closehauled on the port tack shall keep out of the way of a vessel which is closehauled on the starboard tack.
112 페이지 - Rule 18 (a) When two power-driven vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard, so that each may pass on the port side of the other.
115 페이지 - In obeying and construing these rules due regard shall be had to all dangers of navigation and collision, and to any special circumstances which may render a departure from the above rules necessary in order to avoid immediate danger.
100 페이지 - The said green and red side lights shall be fitted with inboard screens projecting at least three feet forward from the light, so as to prevent these lights from being seen across the bow.
115 페이지 - My engines are going at full speed astern." PRECAUTION. ART. 29. Nothing in these rules shall exonerate any vessel, or the owner or master or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper lookout, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
113 페이지 - Where by any of these Rules one of two vessels is to keep out of the way, the other shall keep her course and speed.
110 페이지 - sailing vessels" and "vessels towed" on the fog horn. The words "prolonged blast" used in this article shall mean a blast of from four to six seconds
115 페이지 - When a vessel is in distress and requires assistance from other vessels or from the shore the following shall be the signals to be used or displayed by her, either together or separately, namely: In the daytime: First.
103 페이지 - ... mile, or a combined lantern showing a green light and a red light from right ahead to 2 points abaft the beam on their respective sides. Such lantern shall be carried not less than 3 feet below the white light.