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
... light . The conclusions he has arrived at are the following : a ligament or black drop is a necessary phenomenon under certain circum- stances , and not merely accidental . With a source of light of sufficient brilliancy , the angular ...
... light . The conclusions he has arrived at are the following : a ligament or black drop is a necessary phenomenon under certain circum- stances , and not merely accidental . With a source of light of sufficient brilliancy , the angular ...
Page 4
... light of the photosphere so that the light of the chromosphere might be rendered more visible , in order to give greater value to the first external contact , as M. Janssen had done . No doubt , as seen under ordinary circumstances ...
... light of the photosphere so that the light of the chromosphere might be rendered more visible , in order to give greater value to the first external contact , as M. Janssen had done . No doubt , as seen under ordinary circumstances ...
Page 5
... 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 , as ...
... 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 , as ...
Page 6
... light of the corona is very faint compared with the light derived from the atmosphere between us and the sun , so faint indeed that during a partial eclipse the limb of the moon cannot be detected upon the corona till a few minutes ...
... light of the corona is very faint compared with the light derived from the atmosphere between us and the sun , so faint indeed that during a partial eclipse the limb of the moon cannot be detected upon the corona till a few minutes ...
Page 8
... light by reflection at the lunar surface : I am not at the present moment prepared to speak upon this point . ( Hear , hear . ) Mr. Dunkin : We will now go back again to the transit of Venus . I have a paper by Mr. Stone , of the Cape ...
... light by reflection at the lunar surface : I am not at the present moment prepared to speak upon this point . ( Hear , hear . ) Mr. Dunkin : We will now go back again to the transit of Venus . I have a paper by Mr. Stone , of the Cape ...
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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