from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. astrometric
from The Century Dictionary and Cyclopedia
- Dealing with or pertaining to astrography, or the charting of the stars. At present this charting is done mainly by means of photography.
Mr Madan was so impressed with the name Pluto, he went straight to his friend Herbert Hall Turner, professor of astronomy at the University of Oxford, and one of the leaders in the worldwide effort to produce an astrographic chart.
The problem appeared to be the coelostat, a mirror attached to the large astrographic telescope.
But there were incongruous modern touches, a microprint reader and many bookrolls from the Empire, astrographic tables and computer, a vodograph.
After the material restoration of the observatory, the main problems were a library and the measuring of the astrographic plates.
The fortification wall, a thousand years old, which extends about 400 metres, is now crowned with four rotary domes, covering the astrographic refractor in the
The astrographic plates are being measured with two new Repsold machines, which are placed in a neighbouring convent, in charge of three
From the point of view of instruments of precision, one of the most important new features is the astrographic equatoreal, set up in 1892 and used for the Greenwich section of the great astrographic chart just completed.
If the sun had been shining at Príncipe, there might not have been reliable astrographic results from which to assess Einstein’s theory.
Wordnik is becoming a not-for-profit! Read our announcement here.