Astronomical Register: A Medium of Communication for Amateur Observers and All Others Interested in the Science of Astronomy, Volumes 15-16J. D. Potter., 1878 - Astronomy |
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Page 3
... bright surface , as seen in a telescope , may be represented by the ordinates of a curved surface , the breadth of the base of which varies inversely as the diameter of the object glass or mirror . By means of this surface he had ...
... bright surface , as seen in a telescope , may be represented by the ordinates of a curved surface , the breadth of the base of which varies inversely as the diameter of the object glass or mirror . By means of this surface he had ...
Page 5
... bright lights far greater in amount than the physical irradiation or diffraction fringe . M. André's observations were made with a model illuminated by a lime - light , but in order to determine the angular magnitudes of the black drop ...
... bright lights far greater in amount than the physical irradiation or diffraction fringe . M. André's observations were made with a model illuminated by a lime - light , but in order to determine the angular magnitudes of the black drop ...
Page 8
... bright as the edge of the disc ; around this was a circular area and outside that an oblong area of decreasing brightness , which he severally estimated as 15 and 48 times brighter than the edge of the disc near to the terminator . He ...
... bright as the edge of the disc ; around this was a circular area and outside that an oblong area of decreasing brightness , which he severally estimated as 15 and 48 times brighter than the edge of the disc near to the terminator . He ...
Page 16
... bright starlight sky for a brief watch for any Andromedes , or meteors of Biela's comet which might be making their appearance , when at 9h . 53m . a very fine meteor began its course at the lower edge of the moon , and passed through ...
... bright starlight sky for a brief watch for any Andromedes , or meteors of Biela's comet which might be making their appearance , when at 9h . 53m . a very fine meteor began its course at the lower edge of the moon , and passed through ...
Page 17
... bright meteor seen this evening , by any cor- responding observations of it which may have been made elsewhere , to ascertain if this notable system of November shooting stars is not con- fined entirely in its appearance , as it is ...
... bright meteor seen this evening , by any cor- responding observations of it which may have been made elsewhere , to ascertain if this notable system of November shooting stars is not con- fined entirely in its appearance , as it is ...
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Common terms and phrases
1st Oc 1st Sh 1st Tr 2nd Oc 2nd Sh 2nd Tr angle aperture appear Ascension Astronomer-Royal Astronomical Register atmosphere bright lines Bye-laws catalogue centre Christie clouds comet Conjunction of Moon corona corresponding Council crater dark diameter Dione disc distance double stars Dunkin eclipse Editor Encel equatorial error Greenwich heliometer Hyginus inches inner satellite instrument Jupiter Jupiter's Satellites light limb longitude Lord Lindsay lunar Mars Mean Noon measures meeting Mercury meteors miles Mimas minor planet moon's motion Neison object observations Occultation orbit paper parallax photographs planet position present prism Proctor Prof Professor proper motions Ranyard Reappearance of ditto remarks Rhea right ascension ring Royal Astronomical Society Royal Observatory Saturn Schröter seen Sidereal slit spectroscope specular reflection spot surface telescope Tethys theory Thur tion transit of Mercury transit of Venus Tues visible