angular radius 예문

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1. The angular radius of the Airy disk ( measured from the center to the first null ) is given by:
2. The Einstein radius, also called the Einstein angle, is the angular radius of the Einstein ring in the event of perfect alignment.
3. Therefore, the angular radius of the polar circle is equal to the angle between the plane of Earth's equator and that of the ecliptic.
4. If this caustic-crossing time t _ S can be measured, and if the angular radius of the source is known, then again the Einstein angle can be determined.
5. The stellar population in the nucleus, and a ring at an angular radius of 63, shows an age of only one billion years and is generally younger than the surrounding stellar population.