 | John Pinkerton - 1804 - 694 pàgines
...its entering into the earth 's shadow, and consequently it must happen at theyi!// moon, or when she is in opposition to the sun, as the shadow of the...earth must lie opposite to the sun. An eclipse of the tun is caused by the interposition of the moon between the earth and sun, and therefore it must happen... | |
 | Thomas Hogg - 1806 - 130 pàgines
...round the earth. The former motion is equable and uniform ; the latter, unequal and irregular. 105. An eclipse of the sun is caused by the interposition of the moon, between him and the earth ; and can only happen at new moon, and when she is in, or near, one of her nodes,... | |
 | Samuel Vince - 1811 - 260 pàgines
...longitude from as the times at which the umbra touches any of the spots. On Eclipses of the Sun. 310. An eclipse of the sun is caused by the interposition of the moon between the sun and spectator, or by the shadow of the moon falling on the earth at the place of the observer.... | |
 | Jedidiah Morse - 1814 - 378 pàgines
...entering into the earth's shadow ; and consequently, it must happen at the full moon, or when it is opposite to the sun. An eclipse of the sun is caused by the interposition of the moon between the ea--th and sun, and, of course, must happen when the moon is in conjunction with the sun, or at the... | |
 | Jedidiah Morse - 1814 - 696 pàgines
...its entering into the earth's shadow, and consequently it must happen at the full moon, or when she is in opposition to the sun, as the shadow of the...the interposition of the moon between the earth and sun, and therefore it must happen when the moon is in conjunction with the sun, or at the new moon.... | |
 | Samuel Vince - 1814 - 602 pàgines
...inches. You may proceed in the same manner if the eclipse be total. On an Eclipse of the Sun. 557. An eclipse of the sun is caused by the interposition of the moon between the sun and spectator, or by the shadow of the moon falling on the earth at the place of the observer.... | |
 | Jedidiah Morse - 1818 - 384 pàgines
...entering into the earth's shadow ; and consequently, it must happen at the/u// moon, or when it is opposite to the sun. An eclipse of the sun is caused...the interposition of the moon between the earth and sun, and, of course, must happen when the moon is in conjunction with the sun, or at the r.ctv moon.... | |
 | Samuel Vince - 1820 - 472 pàgines
...longitude from, as the times at which the umbra touches any of the spots. On Eclipses of the Sun: (310.) An eclipse of the sun is caused by the interposition of the moon between the sun and spectator, or by the shadow of the moon falling on the earth at the place of the observer.... | |
 | Robert Woodhouse - 1821 - 1068 pàgines
...as four or five leap years happen in the interval of 223 lunations. CHAP. XXXVI. On Solar Eclipses. AN eclipse of the Sun, is caused by the interposition of the Moon between the Sun and Earth ; in consequence thereof, the whole, or part of the Sun's light is prevented from falling... | |
 | Robert Woodhouse - 1821 - 922 pàgines
...as four or five leap years happen in the interval of 223 lunations. CHAP. XXXVI. On Solar Eclipses. AN eclipse of the Sun, is caused by the interposition of the Moon between the Sun and Earth ; in consequence thereof, the whole, or part of the Sun's light is prevented from falling... | |
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Eclipses. An eclipse of the moon is caused by its entering into the earth's shadow, and consequently it must happen at... 
