The Planetarium and Astronomical Calculator |
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Page 38
... March , 1655.- Cassini discovered the fifth in October , 1671. The third on the 23d of december , 1672 : And the first and second in the month of March ... Moon to Saturn , performs its periodical revolution around him in 22 hours and 37 ...
... March , 1655.- Cassini discovered the fifth in October , 1671. The third on the 23d of december , 1672 : And the first and second in the month of March ... Moon to Saturn , performs its periodical revolution around him in 22 hours and 37 ...
Page 60
... Moon , with this difference only , that as the Sun de- scribes the ecliptic but once a year , he is , during half that time , visible to each pole in its turn , and as long invisible . But , as the Moon ... March , he is just rising to ...
... Moon , with this difference only , that as the Sun de- scribes the ecliptic but once a year , he is , during half that time , visible to each pole in its turn , and as long invisible . But , as the Moon ... March , he is just rising to ...
Page 114
... March , till the 23 September ; it is plain that the Moon when full , being opposite to the Sun , must be below the horizon during that half of the year . But when the Sun is in the southern half of the ecliptic , he never rises to the ...
... March , till the 23 September ; it is plain that the Moon when full , being opposite to the Sun , must be below the horizon during that half of the year . But when the Sun is in the southern half of the ecliptic , he never rises to the ...
Page 123
Tobias Ostrander. When both luminaries are in the equator , and the Moon ... Moon . At the change , the attractive forces of the Sun and Moon be- ing ... March and September , and therefore the greatest Tides happen not till some ...
Tobias Ostrander. When both luminaries are in the equator , and the Moon ... Moon . At the change , the attractive forces of the Sun and Moon be- ing ... March and September , and therefore the greatest Tides happen not till some ...
Page 147
... Moon , during the space of 12,492 years . Those Eclipses of the Sun which happen about the ascending node , and ... March 21st . Old Style , ( or April 1st . in the new , ) according to its mean revolutions , and also according to its true ...
... Moon , during the space of 12,492 years . Those Eclipses of the Sun which happen about the ascending node , and ... March 21st . Old Style , ( or April 1st . in the new , ) according to its mean revolutions , and also according to its true ...
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Common terms and phrases
angle apogee approach of centres Aries ascending node Astronomers attractive power body calculated centrifugal force Comets conjunction consequently descending diameter as seen difference Dominical letters earth Earth's shadow enter Table equal equator equinox fall fixed stars full Moon Geocentric longitude given gravity greatest grees H M. S. half Heavens heliocentric Herschel horary motion horizon Interrogations for Section Jupiter light longitude lunar Lunar Eclipses mean motion mean new Moon Middle apparent millions of miles minutes Moon in March Moon's mean anomaly Moon's node Moon's orbit Moon's true move nearer north pole Old Style opposite parallax penumbra performs a revolution perigee Pisces planet projectile force rays revolves rise round the Sun satellites Saturn seconds semi-diameter signs and degrees Solar System south pole subtract Sun and Moon Sun's distance Sun's mean anomaly Sun's mean distance Sun's true surface syzygy tance telescope Tides tion velocity Venus visible