TABLE VIII.--MASSES OF A FEW BINARY STARS SHOWING THE LIMIT OF THE SUN'S SPHERE OF ATTRACTION WITH RESPECT TO THEM, IN RADII OF THE EARTH'S ORBIT, AND DISTANCES OF THEIR BOUNDARIES WITH THE SUN IN THE SAME MEASURE, AND ALSO IN NEPTUNE DISTANCES. -----------+-----+------+-------------+------------+---------------+ | P | |Distance of |Distance of | | | a | Mass |Star from Sun| Limit of | Distance of | | r | |in radii of |Sun's Sphere|Limit in radii | Name of | a |Sun's |the Earth's |of Attract'n| of Neptune's | Star. | l | Mass | Orbit |in radii of | Orbit | | l | = 1. | | Earth's | | | a | |(93,000,000 | Miles. | | | x | | Miles.) | |= 2,794,000,000| | (") | | | Orbit = 1. | | -----------+-----+------+-------------+------------+---------------+ [Greek: a] | | | | | | Centauri | 0·75| 2·14 | 275,000 | 128,505 | 4,277 | | | | | | | 61 Cygni | 0·43| 0·23 | 479,686 | 369,358 | 12,294 | | | | | | | Sirius | 0·38| 4·26 | 543,000 | 127,465 | 4,243 | | | | | | | [Greek: a] | | | | | | Geminorum | 0·20| 0·30 | 1,031,325 | 721,927 | 24,030 | | | | | | | 70 Ophiuchi | 0·16| 5·00 | 1,289,150 | 257,830 | 8,582 | | | | | | | [Greek: ê] | | | | | | Cassiopeiæ | 0·15| 3·00 | 1,375,100 | 458,366 | 15,257 | ------------+-----+------+-------------+------------+---------------+