 The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position being the distance run between the times of taking the two bearings, gives...  Special Publications - Seite 171900Vollansicht - Über dieses Buch
 | 1893 - 666 Seiten
...by doubling the angle on the bow is invaluable. The ordinary form of it, the so-called " four-point bearing," when the bearing is taken four points on...gives an excellent fix for a departure, but does not ensure safety, as the point, and probably the rocks off it, are abeam before the position is obtained.... | |
 | Great Britain. Hydrographic Department - 1897 - 938 Seiten
...doubling the angle on the bow is invaluable. The ordinary form •of it, the so-called "four-point bearing," when the bearing is taken four points on...gives an excellent fix for a departure, but does not ensure safety, as the point, and probably the rocks off it, are abeam before the position is obtained.... | |
 | 1900 - 580 Seiten
...by doubling the angle on the bow is invaluable. The ordinary form of it, the so-called " four-point bearing," when the bearing is taken four points on...the distance from the object at the latter position btnug the distance run between the times of taking the two bearings, gives an excellent fix for a departure,... | |
 | 1911 - 684 Seiten
...by doubling the angle on the bow is invaluable. The ordinary form of it, the so-called " four-point bearing," when the bearing is taken four points on...run between the times of taking the two bearings, allowing for current, gives an excellent fix for a departure but does not ensure safety, as the point... | |
 | U.S. Coast and Geodetic Survey - 1912 - 178 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
 | United States. Hydrographic Office - 1915 - 418 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
 | United States. Hydrographic Office - 1915 - 1286 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
 | United States. Hydrographic Office - 1915 - 590 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
 | United States. Hydrographic Office - 1915 - 658 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
 | United States. Hydrographic Office - 1916 - 516 Seiten
...the angle on the bow is invaluable. The ordinary form of it, the so-called "bow and beam bearing," the distance from the object at the latter position...between the times of taking the two bearings, gives the maximum of accuracy, and is an excellent fix for a departure, but does not insure safety, as the... | |
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