Приклади вживання Apparent size Англійська мовою та їх переклад на Українською
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This makes the apparent size of the moon very close to the apparent size of the sun.
This is the modern magnitude system, which measures the brightness, not the apparent size, of stars.
In astronomy the term apparent size refers to the physical angle V{\displaystyle V} or angular diameter.
But there is another way to measure the shape of the cosmos,and that is to look at the apparent size of very distant objects.
By simple trigonometry, its apparent size would be proportional to the sine of its angle to the horizon.
There is no naturalistic reason why the sun andmoon would be at just the right distances to have the same apparent size as seen from earth.
This graphic shows the apparent size of this full Moon(left), almost 8 percent larger than on average(right).
The plane of the Galaxy is inclined at an angle of 15°, its apparent size is 3.2× 1.0°,apparent magnitude is +3, 4 m.
This graphic shows the apparent size of this full Moon(left), almost 8 percent larger than on average(right).
Two objects with different actual size have the same apparent size when they subtend the same angle.
Its apparent size would be at most 26 minutes of arc, about the same size as the Moon seen from Earth.
Those observations allowed astronomers to measure the apparent size of Mercury's disk, as well as help them estimate the distance from Earth to the sun.
The apparent size is the angle subtended by the star, and is usually expressed in units of milli arc seconds, or thousands of a second of arc.
At the time,stars were thought to have a definite apparent size, and stars like Vega were perceived to be larger than Polaris, for example.
Generally, a source of light can be considered a point source if the resolution of the imaging instrumentis too low to resolve the source's apparent size.
Since they have the same apparent size, he reasoned the size of the sun must be proportional to its distance behind the moon.
This is equivalent to an apparent diameter of the Sun orMoon every two minutes; the apparent sizes of the Sun and the Moon are approximately the same.
The object had an apparent size up to 50″ in the near infrared but was not visible on the corresponding blue light sensitive plate.
Because the Earth in aphelion is fivemillion kilometers farther from the Sun than at perihelion, the apparent size of the solar disk in the aphelion is less than at perihelion.
Modern cameras have now reached a resolution level capable of capturing the Moon with enough precision to perceive andmore importantly to measure this tiny variation in apparent size.
Optical magnification is the ratio between the apparent size of an object(or its size in an image) and its true size, and thus it is a dimensionless number.
The meme(s) typically argue that when the Earth and Mars hit their smallest distances from one another, Mars will be not only visible to the naked eye as usual,but the same apparent size as the Moon.
For example,when subjects judge the size of two figures in a perspective picture, their apparent sizes can be distorted by the 3D context, making a convincing optical illusion.
In the case of Enceladus, its apparent size for observations using the James Webb observatory will be about 10 times smaller than in Europe, and obtaining high resolution images of the surface will become unavailable.
This refraction, combined with the fact that the Moon is about 4000 miles further away when it is on the horizon, causes it to appear 1.5%smaller if you were to measure very precisely its apparent size on the horizon vs. higher in the sky.
In the 36 propositions that follow, Euclid relates the apparent size of an object to its distance from the eye and investigates the apparent shapes of cylinders and cones when viewed from different angles.
The Event Horizon Telescope image was obtained using a method known as interferometry- a technique that can only work on the few nearest supermassive black holes to Earth, such as those in M87 and in our home galaxy,the Milky Way, because their apparent size on the sky is large enough for the method to work,” said co-author Michael Parker, who is an ESA research fellow at the European Space Astronomy Centre near Madrid.
By convention, for magnifying glasses and optical microscopes,where the size of the object is a linear dimension and the apparent size is an angle, the magnification is the ratio between the apparent(angular) size as seen in the eyepiece and the angular size of the object when placed at the conventional closest distance of distinct vision: 25 cm from the eye.