Tycho's large sextant; for measuring the angular distance between two bodies by direct sighting.
The method was to take two stars in the same telescopic field and carefully to estimate their apparent angular distance from each other at different seasons of the year.
The adjustment is one that can be performed with extreme accuracy, and by performing it again and again with all possible modifications, an extremely accurate determination of the angular distance between the two components is obtained.
They are sub-angular and blunted, and, like glaciated stones, occasionally show striae or scratches.
Over the surface of this plain would be scattered here and there a solitary big erratic or two, while in other places long trains of large and small angular boulders would stream outwards.
Frost in such alpine regions splits up the rocks of the cliffs and mountain-slopes that overlook a glacier, and immense masses of angular stones and debris, thus loosened, roll down and accumulate along the flanks of the ice-streams.
The most conspicuous and noteworthy deposit is a hard tough tenacious clay, which is always more or less well-charged with blunted and sub-angular stones and boulders, scattered pell-mell through the mass.
Not infrequently this morainic debris has been more or less acted upon by the rivers that escape from the glaciers, and the angular stones have been rounded and arranged in bedded masses.
That they are not of post-glacial age is shown by the fact that in many places the angular gravels and flood-loams of the Glacial period overlie them.
She appeared to be a lean, withered, angular old woman, of some seventy years of age, with a face seamed and marked in every part of its dark mahogany-coloured surface with rigid wrinkles.
It is said to have been of moderate dimensions, of a black hue, of an irregular, angular shape, and of a metallic aspect.
The angular distance of its vertex from the sun is frequently seventy or eighty degrees, while sometimes, though rarely (except within the tropics), it exceeds even one hundred degrees.
Siret assigns the date of the appearance in Spain of the highly conventionalized angular form of octopus to the time between the fifteenth and the twelfth centuries B.
For it would reveal the means by which the spiral or volute shape of the limbs of the swastika became transformed into the angular form, which is so characteristic of the conventional symbol.
The spiral-motif of the Ægean gives place to an angular design, which he claims to be due to the influence of the conventional Egyptian way of representing water (p.
The colours of this specimen, the prettiest we had seen, were a dark grey, with a large angularpatch of white down the side, extending from the top of the shoulders nearly to the hips.
The upper 20 feet are formed of a peculiar kind of coral, growing in the shape of huge fans, spreading out from stout stems overlapping each other in clusters, and having angular cavities between.
The basement storey has the same number of faces formed into convex flutes which are alternately angular and semicircular.
In astronomy the declination is the angular distance, as seen from the earth, of a heavenly body from the celestial equator, thus corresponding with terrestrial latitude.
Shadows were used as indices of the sun's position, in combination with angular divisions.
Hence the word has passed into common use to denote any sharp mountain edge denuded by frost action above the snowline, where the consequent angular ridges give the characteristic "house-roof structure" of these altitudes.
Decoratively, Pueblo pottery is characterized by two marked features: angular designs predominate and ornamental effect depends as much on the open or undecorated space as on the painted lines and areas in the devices.
Thus were produced angular devices, like serrated bands, diagonal or zigzag lines, chevrons, even terraces and frets.
It should be remembered that the original angular models which the Pueblo had, out of which to develop his art, bequeathed to him an extremely conventional conception of things.
His mother was a woman of the people, angular and taciturn.
When an anterior gland contains several minute concretions, some of these are generally angular or crystalline in outline, while the greater number are rounded with an irregular mulberry-like surface.
Thus, in the course of 29 years, buried angular fragments of chalk had been converted into well-rounded nodules.
Worms kept in confinement repeatedly swallowed angular fragments of hard tile, coal, cinders, and even the sharpest fragments of glass.
It is, however, clear that worms do not habitually select already rounded particles, for sharply angular bits of flint and of other hard rocks were often found in their gizzards or intestines.
He felt that the peace of the Cap'n's home was better suited to be the setting of overtures of friendship than the angular interior of the town office.
The other glanced up theangular height of his antagonist.
In order to deflect the light, a small angular strip, B, is riveted on so that its upper portion will cover the holes and allow a space for the heat to pass out.
Angular letters will cut better than curved ones, as the cork quickly dulls the edge of any cutting tool.
D, attached to the compass needle so that any movement of the needle results in an equal angular displacement of the pointer.
The angular is a small bone which underlies the articular and supra-angular on the inner side of the jaw.
Membrane bones are freely developed in connection with the mandible, dentary, splenial, and angular bones being all present.
The quadrate bears the knob, and the angular the cup for the articulation of the mandible,--a very primitive feature.
A predentary or mento-meckelian bone is commonly present in the mandible, and a single bone represents the angular and splenial.
Immediately by the tree stood the angular form of Mr Mackenzie, one arm outstretched as he talked, and the other resting against the giant bole, his hat off, and his plain but kindly face clearly betraying the anguish of his mind.
Amusing, too, was the warm dispute of the two errant lake poets whether a certain acutely-angular bridge in the Alps was called great A from its resemblance to that letter, or as the first of its kind.
Olbers, at the beginning of the last century, was of the opinion that Vesta's variations were due to its being not a globe but an angular mass.
Winter and summer visit in succession its northern and southern hemispheres just as occurs on the planet that we inhabit, and the torrid, temperate, and frigid zones on its surface have nearly the same angular width as on the earth.
He was an angular personage, with a narrow head, and a face cleanly shaven, except at the sides where two small pussy-cat whiskers fringed his sharply defined jaws.
The angular lepidopterous ones, however, are more gaily decorated.
The disposition of the fourth kind of articulation allows the head only the movement of the angular hinge (le seul mouvement de charniere angulaire).
Amongst the Predaceous beetles a large family of the Cicindelidae are distinguished by a middle angular white band, and several white dots on their green or brown elytra, as in C.
Or we may argue, what have we to do with the notion of angular movement in the lever at all?
