 The suddenness of the apparition of the comet in northern latitudes was one of the most impressive of its characteristics. On the 2d of July, after the twilight had disappeared, the head, to the naked eye, was much brighter than a star of the first magnitude,...  The American Journal of Science and Arts - Pàgina 2561861Visualització completa - Sobre aquest llibre
 | 1861 - 376 pàgines
...uninterrupted series of clear nights, from the 2d of July to the present time, has very much favoured us in preserving the continuity of the phenomena,...account, although as to intensity it was far inferior to a. Lyrse, or even to « Ursse Majoris. I should describe the head as nearly eqnal in brightness to... | |
 | Harvard University. Board of Overseers - 1860 - 220 pàgines
...been taken from a notice of the comet, communicated by me to the American Journal of Science : — " The suddenness of the apparition of the comet in northern...although, as to intensity, it was far inferior to a Lyrae, or even to a Ursae Majoris. I should describe the head as nearly equal in brightness to that... | |
 | Harvard university observ - 1860 - 216 pàgines
...been taken from a notice of the comet, communicated by me to the American Journal of Science: — " The suddenness of the apparition of the comet in northern...although, as to intensity, it was far inferior to a Lyrae, or even to a Ursae Majoris. I should describe the head as nearly equal in brightness to that... | |
 | 1861 - 368 pàgines
...uninterrupted series of clear nights, from the 2d of July to the present time, has very much favoured us in preserving the continuity of the phenomena,...much brighter than a star of the first magnitude, if cnly the effective impression be taken into account, although as to intensity it was far inferior to... | |
 | 1861 - 534 pàgines
...II.] ARTICLE XX.— The Great Comet 0/1861. (from advanced tkeet$ of SMiman't Journal, Sept. 1861.) The suddenness of the apparition of the comet in northern...account, although as to intensity it was far inferior to a Lyrae, or even to a I'rsc Majoris. I should describe the head as nearly equal in brightness to that... | |
 | 1861 - 504 pàgines
...AKTICLE XX.— The Great Comet 0/1861. , (From advanced sheets of Silliman's Journal, Sept. 1861.) The suddenness of the apparition of the comet in northern...2d of July after the twilight had disappeared, the bead, to the naked eye, was much brighter than a star of the first magnitude, if only the effective... | |
 | 1862 - 476 pàgines
...the 27th of tho same month. " On the 2d of July," says Mr. Bond, of the Cambridge OI > .servatory, " after the twilight had disappeared, the head, to the...although, as to intensity, it was far inferior to a Lyrae, or even to a Ursae Majoris. I should describe the head as nearly equal in brightness to that... | |
 | 1862 - 338 pàgines
...of its place. Mr. Bond, the Director at the Observatory of Harvard College, Cambridge, Mass., ssys, "The suddenness of the apparition of the comet in...the most impressive of its characteristics. On the 2nd of July, after the twilight had disappeared, the head, to the naked eye, was much brighter than... | |
 | 1862 - 448 pàgines
...visitant had probably never before been observed by astronomers. The suddenness of the apparition of this comet in northern latitudes was one of the most impressive of its characteristics. On the 29th of June, observations at the Cambridge (Mass.) Observatory failed to detect it ; but on the succeeding... | |
 | 1862 - 446 pàgines
...visitant had probably never before been observed by astronomers. The suddenness of the apparition of this comet in northern latitudes was one of the most impressive of its characteristics. On the 29th of June, observations at the Cambridge (Mass.) Observatory failed to detect it ; but on the succeeding... | |
| |
