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Astronomical Register: A Medium of Communication for Amateur ..., Volúmenes15-16
Vista completa - 1878
1st Ec 1st Sh 1st Tr 3rd Ec altitude appearance April Aristarchus Astronomer-Royal Astronomical Occurrences Astronomical Register Aurora Aurora Borealis auroral light axis band bright centre clouds colour comet Conjunction of Moon constellation corona correspondents crater dark DATE Principal Occurrences December diameter disc earth eclipse edge eye-piece favourable flint Greenwich heavens Hebrew Hebrew Alphabet Herodotus Herschel horizon Huggins illumination Inferior Conjunction instrument John Herschel JOSEPH GLEDHILL Jupiter letter light limb lunar Mare Serenitatis Mean Noon Mercury Meridian Passage meteor minutes month Moon's motion nebula noticed object Observatory Occultation Orion passes the meridian penumbra planet position present Principal Occurrences Jupiter's prism Proctor Professor Reappearance of ditto reflector refractor remarkable Royal Astronomical Society Saturn seen Sh.E shadow Sidereal spectroscope speculum stars Stonehenge sun's telescope Thur tion Tr.E Tr.I transit Tues umbra Uranus Venus visible zenith zodiacal light
Página 49 - President, in the Chair. The minutes of the last Annual Meeting were read and confirmed. The President appointed as Scrutineers of the Ballot, Mr.
Página 203 - ... 7. — The darkness is coming on with insidious steadiness, and its advances can only be perceived by comparing one day with its fellow of some time back. We still read the thermometer at noonday without a light, and the black masses of the hills are plain for about five hours, with their glaring patches of snow ; but all the rest is darkness. The stars of the sixth magnitude shine out at noonday. Except upon...
Página 240 - Linné in the heliometer of the observatory at Bonn, and found it shaped exactly, and with the same throw of shadow, as he remembered to have seen it in 1831. '•' The event," he says, " of whatever nature it might have been, must have passed away without leaving any trace observable by me.
Página 205 - The amount of heat thus developed would be equal to that derived from the combustion of fourteen globes of coal, each equal to the earth in magnitude. And if, after the stoppage of its...
Página 203 - Spitzbergen, which has the advantages of an insular climate, and tempered by ocean currents, no Christians have wintered in so high a latitude as this.* They are Russian sailors who made the encounter there — men inured to hardships and cold. Our darkness has ninety days to run before we shall get back again even to the contested twilight of to-day. Altogether our winter will have been sunless for one hundred and forty days.