There are a number of methods of obtaining the position of a vessel by astronomical observations.
We coasted this day along the low shore of the lake, steering from point to point to avoid the sinuosities of several deep bays, and passed the mouth of the Sandy and Hay Rivers, whose positions we settled by astronomical observations.
Richardson had sailed four hundred and eighty miles through the lake in the autumn, and in the two excursions, five hundred miles of its shores were delineated, and the positions of many points established by astronomical observations.
Calendar System, will prove satisfactorily that the Mexican astronomers extensively employed black obsidian mirrors as an aid to astronomical observations, by means of reflection.
This appears to indicate that the flagstaffs were employed for purposes of astronomical observations.
The first of these objections--that the Hindoos and Egyptians made astronomical observationsthousands of years before Adam, and that the accuracy of these observations has been verified by modern calculations--is simply untrue.
Theoretical Astronomy is that branch of the science which, making use of the results of astronomical observations as they are supplied by the practical astronomer, investigates the motions of the heavenly bodies.
The result ofastronomical observations which is ordinarily wanted is not the direction of an object from the observer, but from the centre of the earth.
The process of development is also made slow and difficult by the great amount of labour involved in deriving the results of astronomical observations.
This book contains a mass of astronomical observations, and witnesses to the zeal of this gentleman in his especial duty.
In reality, Sanson had blindly followed the longitudes of Ptolemy, without taking any note of astronomical observations.
He was anxious to verify or rectify the longitude of this island, and by so doing, that of all the surrounding lands discovered by Carteret, which had not been confirmed by astronomical observations.
Having calculated the number of fathoms contained in the extent of country surveyed, the next point was to discover what part this was of the earth's circumference, which could only be ascertained by means of astronomical observations.
Fleurien took a number of astronomical observations, and hydrographical surveys, which resulted in a well-founded condemnation of the maps of his country.
One might say in general that dead reckoning on the polar ice is the personal estimate of approximate distance, always checked and corrected from time to time by astronomical observations.
It goes without saying that mere dead reckoning, entirely unchecked by astronomical observations, would be insufficient for scientific purposes.
When we checked up our dead reckoning by astronomical observations, the mean of our three estimates was found to be a satisfactory approximation to the results of the observations.
Transmits to Aristotle records of astronomical observations, i.
Astronomical observations, and remarks on the high tides.
In the Astronomical Observations of the voyage, p.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "astronomical observations" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
