Fourteen Weeks in Descriptive Astronomy |
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Page 66
... nodes one half of the orbit lying north and the other south of the earth's path . 4. They are opaque bodies like the earth , and shine by reflecting the light they receive from the sun . 5. They revolve upon their axes in the same way ...
... nodes one half of the orbit lying north and the other south of the earth's path . 4. They are opaque bodies like the earth , and shine by reflecting the light they receive from the sun . 5. They revolve upon their axes in the same way ...
Page 69
... node , and the opposite point of intersection is termed the descending node . A line connecting the two nodes is called the line of the nodes . The longitude of the node is its distance from the first point of Aries , measured on the ...
... node , and the opposite point of intersection is termed the descending node . A line connecting the two nodes is called the line of the nodes . The longitude of the node is its distance from the first point of Aries , measured on the ...
Page 149
... nodes . The ascending node ( ) is the place where the moon crosses in coming above the ecliptic or toward the north star ; the descending node ( 8 ) is where it passes below the ecliptic . The imaginary line connecting these two points ...
... nodes . The ascending node ( ) is the place where the moon crosses in coming above the ecliptic or toward the north star ; the descending node ( 8 ) is where it passes below the ecliptic . The imaginary line connecting these two points ...
Page 155
... node at or near the time of conjunc- tion or new moon , she would necessarily come be- tween the earth and the sun , for the three bodies are then in the same straight line . This would cause Earth Fig . 47 . Eclipse of the Sun ECLIPSE ...
... node at or near the time of conjunc- tion or new moon , she would necessarily come be- tween the earth and the sun , for the three bodies are then in the same straight line . This would cause Earth Fig . 47 . Eclipse of the Sun ECLIPSE ...
Page 156
... node , it is said to be central . If the eclipse takes place when the moon is at apogee , or furthest from the earth , her apparent diameter is less than that of the sun ; as a conse- quence , her disk does not cover the disk of the sun ...
... node , it is said to be central . If the eclipse takes place when the moon is at apogee , or furthest from the earth , her apparent diameter is less than that of the sun ; as a conse- quence , her disk does not cover the disk of the sun ...
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Common terms and phrases
ancients Andromeda angle aphelion appear Aries astronomers atmosphere axis Boötes bright brilliant Canis Minor Capricornus Cassiopeia cause Celestial Sphere centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavenly bodies heavens Hercules Herschel horizon inclined inferior conjunction inferior planet Jupiter latitude length light luminous lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon's motion move naked eye nearly nebula Neptune night node north pole Orion parallax pass path penumbra perihelion Perseus Pisces polar Polaris precession rays revolve ring rising Saturn seasons seen shine side sidereal sidereal day solar day solar system solstice space spots summer sun's surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible winter Zodiac