例句與造句

1. It is a high proper motion star only 190 light years away.
2. Terzan has also discovered 158 diffuse nebulae, 124 galaxies, and 1428 high proper motion stars.
3. A few do have significant motions, and are usually called " high-proper motion stars ."
4. This is a high proper motion star that moves about 0.77 arcseconds per year relative to background stars.
5. It is possible to construct nearly complete samples of high proper motion stars by comparing photographic sky survey images taken many years apart.
6. It's difficult to find proper motion star in a sentence. 用proper motion star造句挺難的
7. In 1919, German astronomer Max Wolf included GJ 526 in his catalogue of high proper motion stars, giving it the identifier 498.
8. Omicron Columbae is a high proper motion star that may share a common proper motion with the object WISE J051723.87 " 345121.8.
9. ? Eridani is a high proper motion star, a relatively close star that is moving across the sky at a high rate compared to most stars.
10. He also identified an additional 17 known high proper motion stars he later found to have low luminosity stars in the field of view of the bright star.
11. This is considered a high proper motion star, shifting its position across the celestial sphere at a rate of 0.52 arc seconds per year, along a position angle of 255.21?
12. Some of the high & ndash; proper motion stars turned out to be quite nearby, and many of these stars ( such as Ross 154 ) are still widely known by the catalog number he gave them.
13. He also discovered some of the Sun's nearest neighbors, including Luyten's Star as well as the high & ndash; proper motion star system Luyten 726-8, which was soon found to contain the remarkable flare star UV Ceti.
14. While the transit instrument and the meridian circle were used for a star catalogue of 3000 stars that included standard stars, large proper motion stars, variable stars and the like, it is with the new 8-inch Cooke equatorial that he made discoveries of asteroids and variable stars.