Newton's Guide to the Board of trade examinations of masters and mates of sailing ships and steam ships, in navigation and nautical astronomy |
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Página 7
Compass . North N.E. East S.E. Ship's Head Bearing of distant Deviation by Standard object by Standard required . Compass . South S.W. West N.W. Compass . Deviation required . 8. With the deviation as above , give the course you would ...
Compass . North N.E. East S.E. Ship's Head Bearing of distant Deviation by Standard object by Standard required . Compass . South S.W. West N.W. Compass . Deviation required . 8. With the deviation as above , give the course you would ...
Página 8
would steer by the standard compass to make the following courses , correct magnetic— Correct magnetic courses . Compass courses . 9. Supposing you have steered the following courses by the standard compass , find the correct magnetic ...
would steer by the standard compass to make the following courses , correct magnetic— Correct magnetic courses . Compass courses . 9. Supposing you have steered the following courses by the standard compass , find the correct magnetic ...
Página 12
... standard compass , and keeping her head in that position give the ship a heel to port or starboard about 10 degrees ; then , if there is any error , it will be found , in the majority of cases , that in the Northern hemi- sphere the ...
... standard compass , and keeping her head in that position give the ship a heel to port or starboard about 10 degrees ; then , if there is any error , it will be found , in the majority of cases , that in the Northern hemi- sphere the ...
Página 64
By this most useful and ingenious diagram , the deviation of the compass for all directions of the ship's head can ... the correct magnetic bearings and each of the bearings by the standard compass is the deviation for each position of ...
By this most useful and ingenious diagram , the deviation of the compass for all directions of the ship's head can ... the correct magnetic bearings and each of the bearings by the standard compass is the deviation for each position of ...
Página 65
When the correct magnetic bearing is to the right hand of the bearing by the standard compass the deviation is E. , and when to the left hand it is W. Note . It will be useful to notice that in finding the deviation the correct result ...
When the correct magnetic bearing is to the right hand of the bearing by the standard compass the deviation is E. , and when to the left hand it is W. Note . It will be useful to notice that in finding the deviation the correct result ...
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Términos y frases comunes
ADDITIONAL FOR MASTER ANSWERS apparent applied Bearing of distant bore by compass centre Chart Chronometer showed Comp Compass bearings Compass courses correct magnetic bearing correct magnetic courses course to steer current set Declination Dist distance distant object dividers East error EXAMPLE eye 19 feet eye 20 feet feet Find the course Find the ship's following courses given Greenwich height of eye July lead line of position Long Longitude MATE Mean miles per hour North object by Standard observed altitude observed meridian altitude parallel pass port question required the deviation Required the Latitude Required the true result ship ship's head Ship's Head Bearing ship's position slow Standard Compass Standard object subtract Sumner's Method sun's bearing sun's lower limb supposing the variation tide true azimuth West Winds ΙΟ
Pasajes populares
Página 76 - In the following table give the correct magnetic bearing of the distant object, and thence the deviation. 8. With the deviation as above, give the courses you would steer by the Standard Compass to make the following courses, correct magnetic : — . . 9.
Página 7 - Having determined the deviation with the ship's head on the various points of the compass, how do you know when it is easterly and when westerly ? 4.
Página 146 - Compass to make the following courses, correct magnetic. 9. Supposing you have steered the following courses by the Standard Compass, find the correct magnetic courses made from the above deviation table.
Página 138 - Ship's Head by Standard Compass. Bearing of distant object by Standard Compass. Deviation required. Ship's Head by Standard Compass.
Página 8 - Compasses of iron ships are more or less affected by what is termed the heeling error ; on what courses does this error vanish, and on what courses is it the greatest ? 16. State to which side of the ship, in the majority of cases, is the North point of the Compass drawn in the Northern hemisphere ; and what effect has it on the assumed position of the ship when she is steering on Northerly, and also on Southerly courses ? . •. . . 17. The effect being as you state, on what courses would...
Página 13 - ... are the usual indications of a ship being on the line of progression of the centre of a Cyclone ? 5. What are the usual indications that a ship is (a) approaching the centre of a Cyclone ; fb) receding from it?
Página 8 - Q. 15. The compasses of iron ships are more or less affected by what is termed the heeling error. On what courses does this error vanish, and on what courses is it the greatest ? A.
Página 9 - Northerly, and also on Southerly courses ? 17. The effect being as you state, on what courses would you keep away, and. on what courses would you keep closer to the wind, in order to make good a given Compass course ? 18.
Página 147 - Tenby, by reckoning took a cast of the lead. Required the correction to be applied to the depth obtained by the lead line before comparing it with the depth marked on the Chart.
Página 13 - And suppose that the wind during the passage of the same cyclone were found to change toward the* , what would be the ship's position with reference to the line of progression of the centre of the cyclone, and what action would you take ? 8.
Información bibliográfica
| Título | Newton's Guide to the Board of trade examinations of masters and mates of sailing ships and steam ships, in navigation and nautical astronomy |
| Autor | John Newton |
| Edición | 7 |
| Editor | J. Newton, 1884 |
| Procedencia del original | Universidad de Oxford |
| Digitalizado | 14 Jun. 2007 |
| Largo | 176 páginas |
| Exportar cita | BiBTeX EndNote RefMan |