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
Having determined the deviation with the ship's head on the various points of the compass , how do you know when it is ... Compass . North N.E. East S.E. Ship's Head Bearing of distant Deviation by Standard object by Standard required .
Having determined the deviation with the ship's head on the various points of the compass , how do you know when it is ... Compass . North N.E. East S.E. Ship's Head Bearing of distant Deviation by Standard object by Standard required .
Página 8
You have taken the following bearings of two distant objects by your standard compass as above ; with the ship's head at find the bearings , correct magnetic- Compass bearings . Bearings , magnetic . II . Name some suitable objects by ...
You have taken the following bearings of two distant objects by your standard compass as above ; with the ship's head at find the bearings , correct magnetic- Compass bearings . Bearings , magnetic . II . Name some suitable objects by ...
Página 9
THE ANSWERS TO THE FOREGOING QUESTIONS . Deviation is that error of the compass caused by the attractive force of the iron in the build of the ship , or in her as cargo . When in port , by reciprocal bearings or by bearings of a distant ...
THE ANSWERS TO THE FOREGOING QUESTIONS . Deviation is that error of the compass caused by the attractive force of the iron in the build of the ship , or in her as cargo . When in port , by reciprocal bearings or by bearings of a distant ...
Página 13
heels to port in the Northern hemisphere , the N. end of the compass needle being attracted to the highest side of ... The direction of the wind in a Cyclone being state the probable bearing of the centre in the { Northern Hemisphere ?
heels to port in the Northern hemisphere , the N. end of the compass needle being attracted to the highest side of ... The direction of the wind in a Cyclone being state the probable bearing of the centre in the { Northern Hemisphere ?
Página 23
8678 ΙΟ IO II W. by N. 10 22 30 R ΙΟ ΙΟ 83 2 RS II ΙΟ I2 Ist Co.73 ° 7 ' RS 9 18 L Bearing E by N Reversed W by S 7 pts . 78 ° 45 ' RS 9 18 L 23 EXAMPLE ... 176 ° 49 ′ W. , bearing E. by N. by compass , distant 16 I 11 ° 12'W . miles .
8678 ΙΟ IO II W. by N. 10 22 30 R ΙΟ ΙΟ 83 2 RS II ΙΟ I2 Ist Co.73 ° 7 ' RS 9 18 L Bearing E by N Reversed W by S 7 pts . 78 ° 45 ' RS 9 18 L 23 EXAMPLE ... 176 ° 49 ′ W. , bearing E. by N. by compass , distant 16 I 11 ° 12'W . miles .
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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 |