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Astronomical position without observed altitude of the celestial body | The Journal of Navigation | Cambridge Core
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Astronomical position without observed altitude of the celestial body | The Journal of Navigation | Cambridge Core
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Astronomical position without observed altitude of the celestial body | The Journal of Navigation | Cambridge Core
![Astronomical position without observed altitude of the celestial body | The Journal of Navigation | Cambridge Core Astronomical position without observed altitude of the celestial body | The Journal of Navigation | Cambridge Core](https://static.cambridge.org/binary/version/id/urn:cambridge.org:id:binary:20180208061420953-0801:S037346331700073X:S037346331700073X_fig8g.jpeg?pub-status=live)