The Family Library (Harper)., Volume 991840 |
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Página 57
... right ascension . The declination of a star is found by taking its meridian altitude and subtracting the height of the equa- tor ; the right ascension is found by the time of its coming to the meridian . We have thus two methods pointed ...
... right ascension . The declination of a star is found by taking its meridian altitude and subtracting the height of the equa- tor ; the right ascension is found by the time of its coming to the meridian . We have thus two methods pointed ...
Página 58
the pole of the ecliptic ; but the change of right ascension must be greatest in stars in the solstitial colure , and nearest the pole of the equinoctial . The following is the plan by which the discovery of the an- nual parallax , by ...
the pole of the ecliptic ; but the change of right ascension must be greatest in stars in the solstitial colure , and nearest the pole of the equinoctial . The following is the plan by which the discovery of the an- nual parallax , by ...
Página 74
... right ascension for January 1 , 1839 , was 20h 59 41 " , and its declination 37 ° 57 ′ 42 ′′ north . In places 52 ° of N. latitude , this star passes the me- ridian within two or three minutes of the zenith . It is a star of about the ...
... right ascension for January 1 , 1839 , was 20h 59 41 " , and its declination 37 ° 57 ′ 42 ′′ north . In places 52 ° of N. latitude , this star passes the me- ridian within two or three minutes of the zenith . It is a star of about the ...
Página 95
... right ascension for 1786 was 13h 18 ' 4 " ; and its south declination 22 ° 9 ′ 38 ′′ . It is marked No. 30 in Hevelius's Catalogue of the Stars ; from which data , its place may easily be found on a planisphere or on the celestial globe ...
... right ascension for 1786 was 13h 18 ' 4 " ; and its south declination 22 ° 9 ′ 38 ′′ . It is marked No. 30 in Hevelius's Catalogue of the Stars ; from which data , its place may easily be found on a planisphere or on the celestial globe ...
Página 96
... right ascension is 20h 9 ′ 54 ′′ ; north declination 37 ° 22 ′ 37 ′′ . One of the most remarkable of these changeable stars is that called Algol , in the head of Medusa , in the constellation Perseus . It had long since been known to ...
... right ascension is 20h 9 ′ 54 ′′ ; north declination 37 ° 22 ′ 37 ′′ . One of the most remarkable of these changeable stars is that called Algol , in the head of Medusa , in the constellation Perseus . It had long since been known to ...
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Palavras e frases frequentes
61 Cygni Almighty annual parallax apparent magnitude Arcturus astronomers Auriga behold Betelguese binary stars bodies bright star brilliant Cassiopeia Castor celestial centre colour comet considerable considered constellation Cor Caroli creation Cygni degrees diam diameter direction distance Divine double stars earth east equal existence firmament fixed stars Flamstead fourth magnitude globe grandeur heavens Herschel horizon hundred immense inhabitants intelligent John Herschel Jupiter larger light luminous lustre magnificent meridian Milky millions of miles minutes moon motion naked eye nature nearest nearly nebula nebulosity north declination number of stars objects observations orbit orbs Orion parallax passes perceive perihelion period phenomena planetary planets Pleiades Pollux position principal star regions revolution revolving right ascension round scene second magnitude seen sidereal Sirius sixth magnitude small star space splendour star appeared starry sublime supposed tail telescope thousand tion universe variable stars velocity visible worlds
Passagens conhecidas
Página 37 - Ye who turn judgment to wormwood, and leave off righteousness in the earth, seek him that maketh the seven stars and Orion, and turneth the shadow of death into the morning, and maketh the day dark with night: that calleth for the waters of the sea, and poureth them out upon the face of the earth: The Lord is his name: that strengtheneth the spoiled against the strong, so that the spoiled shall come against the fortress.
Página 324 - All thy works shall praise thee, O Lord ; and thy saints shall bless thee. They shall speak of the glory of thy kingdom, and talk of thy power ; To make known to the sons of men his mighty acts, and the glorious majesty of his kingdom.
Página 281 - Who humbleth himself to behold the things that are in heaven, and in the earth...
Página 278 - Bless ye the Lord, all ye his hosts; ye ministers of his, that do his pleasure.
Página 274 - He hath made the earth by his power, he hath established the world by his wisdom, and hath stretched out the heavens by his discretion.
Página 43 - The sun had long since, in the lap Of Thetis, taken out his nap, And, like a lobster boil'd, the morn From black to red began to turn...
Página 322 - By him therefore let us offer the sacrifice of praise to God continually, that is, the fruit of our lips giving thanks to his name. 16 But to do good and to communicate forget not: for with such sacrifices God is well pleased.
Página 87 - But the day of the Lord will come as a thief; in the which the heavens shall pass away with a great noise, and the elements shall be dissolved with fervent heat, and the earth and the works that are therein shall be burned up.
Página 276 - Thou, even thou, art LORD alone ; thou hast made heaven, the heaven of heavens, with all their hosts, the earth, and all things that are therein, the seas, and all that is therein, and thou preservest them all ; and the host of heaven worshippeth thee.
Página 273 - Behold, the nations are as a drop of a bucket, And are counted as the small dust of the balance: Behold, he taketh up the isles as a very little thing.