A Handbook of Descriptive and Practical Astronomy: The sun, planets, and cometsClarendon Press, 1889 - Astronomical instruments |
From inside the book
Results 1-5 of 74
Page vii
... greater . And besides this , there were important omis- sions in the ground - plan of the book which I have long been very desirous of making good , whenever time or opportunity became available . The last edition having reached to ...
... greater . And besides this , there were important omis- sions in the ground - plan of the book which I have long been very desirous of making good , whenever time or opportunity became available . The last edition having reached to ...
Page x
... greater or less extent , dressed up , or in some way amended , with the object of making its statements more accurate in substance or intelligible in diction . I have to acknowledge a great amount of very useful advice and assistance ...
... greater or less extent , dressed up , or in some way amended , with the object of making its statements more accurate in substance or intelligible in diction . I have to acknowledge a great amount of very useful advice and assistance ...
Page xxii
... greater or less frequency every clear night . Summaries of the monthly and horary rates of apparition from observations by Coulvier - Gravier and Denning . - Number of known meteor showers . - Their distribution amongst the ...
... greater or less frequency every clear night . Summaries of the monthly and horary rates of apparition from observations by Coulvier - Gravier and Denning . - Number of known meteor showers . - Their distribution amongst the ...
Page 3
... greater than Encke's value of 8.571 " . He fixed 8.95 " as its probable value , though , as Stone pointed out , this conclusion taken by itself rests on a not very solid foundation 8 . The importance of a re - determination was thus ...
... greater than Encke's value of 8.571 " . He fixed 8.95 " as its probable value , though , as Stone pointed out , this conclusion taken by itself rests on a not very solid foundation 8 . The importance of a re - determination was thus ...
Page 5
... greater ; since the surfaces of two spheres are to each other as the squares of their diameters , and the volumes as the cubes . The linear value of 1 " of arc at the mean distance of the Sun is about 450 miles . The Sun's mass , and ...
... greater ; since the surfaces of two spheres are to each other as the squares of their diameters , and the volumes as the cubes . The linear value of 1 " of arc at the mean distance of the Sun is about 450 miles . The Sun's mass , and ...
Other editions - View all
Common terms and phrases
apparition April astronomers atmosphere axis Berberich bright brilliant C. H. F. Peters calculated centre Chinese obs colour comet appeared comet was seen corona cubits cubits long dark diameter disappeared disc discovered discovery Earth elliptic orbit Encke Encke's comet equator Halley's comet Herschel Hind Inferior Conjunction July July 29 June Jupiter Lassell latitude Leonis light limb longitude luminous lunar Ma-tuoan-lin Mailla March Mars mean distance Mercury meteors miles minor planets Month Moon Moon's motion naked eye nearly Neptune node noticed nucleus observations Observatory Palisa Palisa Vienna parallax passed perihelion period assigned phenomenon Pingré planet radiant rays remarkable ring rotation satellites Saturn Sept shadow shower sidereal division solar solar eclipse spots star Sun-spot Sun's surface tail telescope total eclipse transit Uranus Ursa Ursa Major Venus visible weeks Williams Winnecke Zodiacal Light ΙΟ
Popular passages
Page 488 - For thou hast said in thine heart, I will ascend into heaven, I will exalt my throne above the stars of God...
Page 488 - And there appeared another wonder in heaven ; and behold a great red dragon, having seven heads and ten horns, and seven crowns upon his heads. And his tail drew the third part of the stars of heaven, and did cast them to the earth...
Page 107 - While the earth remaineth, seedtime and harvest, and cold and heat, and summer and winter, and day and night shall not cease.
Page 675 - DCL Part I. On the rights and Duties of Nations in time of Peace. New Edition, Revised and Enlarged. 8vo, 15*.
Page 204 - I do not know what to say in a case so surprising, so unlocked for, and so novel. The shortness of the time, the unexpected nature of the event, the weakness of my understanding, and the fear of being mistaken, have greatly confounded me.
Page 372 - December 37 for the sake of convenience. This inclination is ever varying, as well from the effect of its mean diminution, as of the nutation of the earth's axis: it is an important element in deducing...
Page 286 - I did not remark any beams projecting from it which deserved notice as much more conspicuous than the others ; but the whole was beamy, radiated in structure, and terminated (though very indefinitely) in a way which reminded me of the ornament frequently placed round a mariner's compass. Its colour was white, or resembling that of Venus.
Page 676 - Fasti Romani. The Civil and Literary Chronology of Rome and Constantinople, from the Death of Augustus to the Death of Heraclius.
Page 322 - The sudden darkness was looked upon as an unfavourable omen, and threw them into the greatest consternation. Pericles, observing that the pilot was much astonished and perplexed, took his cloak, and having covered his eyes with it, asked him; " If he found anything terrible in that, or considered it as a sad presage ? " Upon his answering in the negative, he said, " Where is the difference, then, between this and the other, except that something bigger than my cloak causes the eclipse ? " But this...
Page 252 - We see it as Columbus saw America from the shores of Spain. Its movements have been felt, trembling along the far-reaching line of our analysis, with a certainty hardly inferior to that of ocular demonstration.