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
31개의 결과 중 1 - 5개
8 페이지
... Greenwich is 6h 41m and because it is less than 12h , the astronomical date and time is 5d 06h 41m , the hourly difference is assumed to be 2m , which is sufficiently accu- rate for this calculation and is multiplied by the nearest hour ...
... Greenwich is 6h 41m and because it is less than 12h , the astronomical date and time is 5d 06h 41m , the hourly difference is assumed to be 2m , which is sufficiently accu- rate for this calculation and is multiplied by the nearest hour ...
11 페이지
... Greenwich Cor . for long . 5h W. Moon's lower transit Philadelphia High water interval High water ( civil time ) 1 High water , 11th oh 37mA . M. 2 Low water , 11th 8 07 A. M. 3 High water , 11th 4 Low water , 11th 8 33 I 07 P. M. 37 ...
... Greenwich Cor . for long . 5h W. Moon's lower transit Philadelphia High water interval High water ( civil time ) 1 High water , 11th oh 37mA . M. 2 Low water , 11th 8 07 A. M. 3 High water , 11th 4 Low water , 11th 8 33 I 07 P. M. 37 ...
11 페이지
... Greenwich on the 21st at 7h 48m A.M. Then of course the astronomical date and time would be 20d 19h 48m . To this add the correction 10m for longitude 5 hours west , which gives the moon's upper transit at the meridian of Boston , to ...
... Greenwich on the 21st at 7h 48m A.M. Then of course the astronomical date and time would be 20d 19h 48m . To this add the correction 10m for longitude 5 hours west , which gives the moon's upper transit at the meridian of Boston , to ...
11 페이지
... Greenwich Cor . for long . 5h W. Moon's lower transit Boston High water interval High water ( ast . time ) 20d 19h 48m + ΙΟ 20 19 58 + II 27 21 07 25 P.M. 20d 19h 58m + 5 17 21 I 15 P.M. 19d 18h 52m + 20 19 48 2 ) 40 14 20 07 20 + 20 + ...
... Greenwich Cor . for long . 5h W. Moon's lower transit Boston High water interval High water ( ast . time ) 20d 19h 48m + ΙΟ 20 19 58 + II 27 21 07 25 P.M. 20d 19h 58m + 5 17 21 I 15 P.M. 19d 18h 52m + 20 19 48 2 ) 40 14 20 07 20 + 20 + ...
12 페이지
... Greenwich Cor . for long . 5h W. Moon's lower transit Philadelphia High water interval High water ( civil time ) Moon's lower transit Philadelphia Low water interval + 8 ΙΟ 20 + I -12 rod 10h 59m 233 + II II 59 2 ) 21 22 58 ΙΟ 23 29 + ...
... Greenwich Cor . for long . 5h W. Moon's lower transit Philadelphia High water interval High water ( civil time ) Moon's lower transit Philadelphia Low water interval + 8 ΙΟ 20 + I -12 rod 10h 59m 233 + II II 59 2 ) 21 22 58 ΙΟ 23 29 + ...
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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.