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Continuous Plotting of Astronomical Position Lines Using A.P. 3270

Published online by Cambridge University Press:  18 January 2010

D. H. Sadler
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Extract

The most attractive features of Lieutenant-Commander R. B. Michell's method of plotting astronomical position lines with a ‘star lattice’ are that (a) plotting, relative to the moving D.R. position, is possible immediately after the sight is taken; (b) the whole process is continuous.

Type
Research Article
Information
The Journal of Navigation , Volume 7 , Issue 2 , April 1954 , pp. 111 - 119
Copyright
Copyright © The Royal Institute of Navigation 1954

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References

REFERENCES

1 Michell, R. B. (1953). Navigation at sea with a star lattice. This Journal, 6, 63.Google Scholar
2 Dusinberre, H. W. (1953). Simplified star plotting. Navigation, Los Angeles, 3, 336.Google Scholar
3 Sadler, D. H. (1953). An improved astrograph. This Journal, 6, 373.Google Scholar
4 Anderson, E. W., and Sadler, D. H. (1953). The genesis of the E.A.N.T.s. This Journal, 6, 333.Google Scholar