Description and Use of a Diagram of Navigation: By which All Problems in Plane, Traverse, Parallel, Middle Latitude and Mercator's Sailing May be Instantly and Accurately Resolved. Adapted to the Capacity of All who Know the Use of Figures. Designed as an Easy Introduction, by Sensible Demonstration, to the Principles, and the Practice of Navigation. With a Diagram EngravedFellowes & Simpson, 1822 - 4 σελίδες |
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Σελίδα 4
By which All Problems in Plane, Traverse, Parallel, Middle Latitude and ... latitude renders the Diagram of Navigation the most convenient system in use ... difference of lati- tude and 135 miles departure - the Diagram , from a ...
By which All Problems in Plane, Traverse, Parallel, Middle Latitude and ... latitude renders the Diagram of Navigation the most convenient system in use ... difference of lati- tude and 135 miles departure - the Diagram , from a ...
Σελίδα 5
... distance 220.5 , The Diagram if carefully used is not liable to get out of order . If at any time it may be supposed to be in error , its accuracy may be tested many obvious ways ; among others , set the index on 60 ° of latitude , and ...
... distance 220.5 , The Diagram if carefully used is not liable to get out of order . If at any time it may be supposed to be in error , its accuracy may be tested many obvious ways ; among others , set the index on 60 ° of latitude , and ...
Σελίδα 6
... distance 19 66 20 of } 66 " to find how many miles make a degree of longitude in any latitude 2 , to find the difference of longitude 3 , to find the parallel of latitude Middle Latitude Sailing Case 1 , to find the course and distance ...
... distance 19 66 20 of } 66 " to find how many miles make a degree of longitude in any latitude 2 , to find the difference of longitude 3 , to find the parallel of latitude Middle Latitude Sailing Case 1 , to find the course and distance ...
Σελίδα 7
... latitude by observation SECTION SECOND . Geometrical definitions ... difference between the hyp . and other leg given To find the sides of a ... difference of lat . 66 to find the course and departure 66 49 50 66 51 52 53 1 CONTENTS . to ...
... latitude by observation SECTION SECOND . Geometrical definitions ... difference between the hyp . and other leg given To find the sides of a ... difference of lat . 66 to find the course and departure 66 49 50 66 51 52 53 1 CONTENTS . to ...
Σελίδα 8
... difference of lat . 66 to find the course and distance In parallel sailing - to find the meridian distance 66 66 to find the difference of longitude to find the parallel of latitude In mid . lat . sailing - to find the departure 66 66 ...
... difference of lat . 66 to find the course and distance In parallel sailing - to find the meridian distance 66 66 to find the difference of longitude to find the parallel of latitude In mid . lat . sailing - to find the departure 66 66 ...
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arc of latitude arc or angle chord circle circumference co-sine co-tangent contiguous angle course 3 points course 3 pts course 38 deg COURSE and DEPARTURE Course and Diff course and distance course sailed curve line departure 84 Diagram of Navigation difference of lati difference of latitude difference of longitude direct course dist DISTANCE and DEPARTURE distance sailed ence of longitude Example Example.-A ship sails find the COURSE find the DISTANCE give the course give the diff give the distance Given both LATITUDES Given-one LATITUDE index remaining index set index to meet meet the difference Mercator's sailing merid meridian distance meridional difference middle lat parallel sailing plane sailing proper diff radius be equal required the course right line drawn right-angled plane triangle Rule Rule.-Set the index secant Set the index ship in lat side as radius side marked equator tance tangent traverse table tude